新东方 高效训练:初中数学 数与代数2 七年级 中考数学单项练习冲刺训练题
本书是全国通用版,包含同步练习、专题练习和单元检测三部分,知识点覆盖全面,重难点突出,兼顾基础巩固和综合提升,体现大考命题方向和学科素养的考查,模块可覆盖各个教材版本,为全国通用版。
《初中数学 数与代数2 七年级》是新东方教研中心编著的初中数学模块刷题产品,全书适用于七年级数与代数的专项练习,涵盖一次方程(组)、不等式(组)两个知识模块,全书包括同步练习、专题练习和单元检测三部分。同步练习侧重基础知识的巩固训练,专题练习侧重模块重难点知识的综合训练,单元检测部分是对整个单元内容掌握情况的综合测试。题目来自于教育发达地区期中&期末考试题、中考题和竞赛题,所有题目配有详细的解析,重要的解题方法和易错点会给予提示,便于考生明确解题关键点,理解和掌握解题方法。
Part 1 同步巩固练
1 一元一次方程
2 解一元一次方程之合并同类项与移项
3 解一元一次方程之去括号与去分母
4 选择合适的方式解一元一次方程
5 实际问题与一元一次方程
6 二元一次方程组
7 解二元一次方程组之代入消元法
8 解二元一次方程组之加减消元法
9 选择合适的方式解二元一次方程组
10 实际问题与二元一次方程组
11. 三元一次方程组
12 不等式及其解集

Shipping Overview:
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Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.
Delivery Details:
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Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.
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Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.
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Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.
Shipping Confirmation:
You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.
Order Modifications:
If you need to cancel or modify your order, please contact our customer support immediately.
Issues with Delivery:
If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.
Customer Support:
Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.
Return & Refund Policy Overview
Please review our return and refund policies below to ensure a smooth transaction process.
Return Policy
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Duration: You have 30 days from receiving your item to initiate a return.
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Condition: Items must be unworn, unwashed, with original tags and packaging intact.
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Shipping Costs: Customers are responsible for return shipping costs.
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Packaging: Ensure returned items are well-packaged to avoid damage during transit.
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Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.
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Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.
How to Return
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Return Label
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Defective Products: Return labels are provided for defective items.
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Non-Defective Returns: Customers are responsible for obtaining their return shipping label.
Product Conditions for Return
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Nonreturnable Items
Certain items are not eligible for return:
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Electronic devices after 30 days (e.g., computers, laptops, Kindles)
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Gift cards, prepaid game cards
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Perishable goods, live insects, some jewelry, some health and personal care items
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Customized or personalized products
-
Items with special shipping restrictions
Refund Policy
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Window: Eligible products may be returned within 30 days of delivery for a refund.
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Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.
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Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.
Claims
Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.
Exchange Policy
For the quickest service, return your original item and place a new order for the desired product once your return is accepted.
Return Address
EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366
Customer Support
Available 24/7 for any questions or assistance needed:
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Phone: +1 636-312-5925
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Email: cs@everymarket.com
本书是全国通用版,包含同步练习、专题练习和单元检测三部分,知识点覆盖全面,重难点突出,兼顾基础巩固和综合提升,体现大考命题方向和学科素养的考查,模块可覆盖各个教材版本,为全国通用版。
《初中数学 数与代数2 七年级》是新东方教研中心编著的初中数学模块刷题产品,全书适用于七年级数与代数的专项练习,涵盖一次方程(组)、不等式(组)两个知识模块,全书包括同步练习、专题练习和单元检测三部分。同步练习侧重基础知识的巩固训练,专题练习侧重模块重难点知识的综合训练,单元检测部分是对整个单元内容掌握情况的综合测试。题目来自于教育发达地区期中&期末考试题、中考题和竞赛题,所有题目配有详细的解析,重要的解题方法和易错点会给予提示,便于考生明确解题关键点,理解和掌握解题方法。
Part 1 同步巩固练
1 一元一次方程
2 解一元一次方程之合并同类项与移项
3 解一元一次方程之去括号与去分母
4 选择合适的方式解一元一次方程
5 实际问题与一元一次方程
6 二元一次方程组
7 解二元一次方程组之代入消元法
8 解二元一次方程组之加减消元法
9 选择合适的方式解二元一次方程组
10 实际问题与二元一次方程组
11. 三元一次方程组
12 不等式及其解集

Shipping Overview:
• Shipping: Standard Domestic Shipping within the United States charges USD 4.99. Standard International Shipping from United Kingdom, Germany and Japan to the United States charges 14.99.
• Order Processing: Please allow 1-2 business days for order processing and preparation before shipment.
• Domestic Shipping: Orders within the U.S. are shipped via USPS or FedEx, depending on the origin of the product. The average transit time is 3-7 business days.
• International Shipping: Currently, we only ship within the USA.
• Tracking Information: Every order is trackable. You will receive a tracking number once your order has been shipped. Products may be shipped from various global fulfillment centers.
Shipping Delays:
Please note that shipping times may vary due to factors beyond our control, such as weather conditions, natural disasters, or peak holiday periods. While we strive to ensure timely delivery, the exact arrival time cannot be guaranteed and is managed by the shipping carrier.
Shipping Options:
-
Standard Delivery: Most orders are shipped within 3-7 business days. Larger items may utilize LTL shipping for safe handling.
-
Handling Time: We handle shipments on business days (Monday - Friday), with a preparation time of 1-2 days.
-
Additional Charges: Some items require additional shipping charges due to their size, weight, or special handling. These charges are specified on the product pages and are not eligible for shipping discounts.
-
Exclusions: Gift cards, packaging, taxes, and prior purchases do not count toward the minimum purchase requirement for free shipping. This offer is valid only for shipments to U.S. addresses, including Puerto Rico.
Delivery Details:
-
Estimates: Standard shipping within the US typically takes 3-7 business days. These are estimates and not guarantees.
-
Shipping Restrictions: We ship to all 50 states, Washington, DC, U.S. territories, and APO/FPO/DPO addresses. Shipping options vary based on the delivery address.
-
Remote Areas: Shipments to remote areas may incur additional charges or require pickup from a nearby shipping partner’s location.
Shipping Confirmation:
You will receive a shipping confirmation email with a tracking number as soon as your order is dispatched. If you do not receive this email immediately, please be assured that your items will arrive within the estimated delivery window provided at checkout.
Order Modifications:
If you need to cancel or modify your order, please contact our customer support immediately.
Issues with Delivery:
If your order shows as delivered but you have not received it, please contact the shipping carrier directly to resolve the issue. For persistent problems, contact our customer service at cs@everymarket.com.
Customer Support:
Our team is available 24/7 to assist you with any questions or concerns regarding your order. We are committed to ensuring a smooth shopping experience.
Return & Refund Policy Overview
Please review our return and refund policies below to ensure a smooth transaction process.
Return Policy
-
Duration: You have 30 days from receiving your item to initiate a return.
-
Condition: Items must be unworn, unwashed, with original tags and packaging intact.
-
Shipping Costs: Customers are responsible for return shipping costs.
-
Packaging: Ensure returned items are well-packaged to avoid damage during transit.
-
Tracking: Use a trackable and insured shipping method as we are not liable for items lost or damaged on return.
-
Initiating a Return: Contact us at cs@everymarket.com to start your return. We will provide a return shipping label and instructions upon approval. Returns without prior approval will not be accepted.
How to Return
-
Method: Returns must be sent back by mail to the address provided in the return instructions.
Return Label
-
Defective Products: Return labels are provided for defective items.
-
Non-Defective Returns: Customers are responsible for obtaining their return shipping label.
Product Conditions for Return
-
Eligible Products: Returns are only accepted for items in new condition.
Nonreturnable Items
Certain items are not eligible for return:
-
Electronic devices after 30 days (e.g., computers, laptops, Kindles)
-
Gift cards, prepaid game cards
-
Perishable goods, live insects, some jewelry, some health and personal care items
-
Customized or personalized products
-
Items with special shipping restrictions
Refund Policy
-
Window: Eligible products may be returned within 30 days of delivery for a refund.
-
Refund Method: Refunds are processed to the original payment method or as store credit for items purchased with gift cards.
-
Processing Time: Refunds are processed within 3-5 business days after we receive the return; please allow additional time for shipping and bank processing.
Claims
Inspect your order upon arrival and report any defects, damages, or incorrect items immediately to allow us to address the issue. For claims, contact our support team with details of the issue.
Exchange Policy
For the quickest service, return your original item and place a new order for the desired product once your return is accepted.
Return Address
EveryMarket Customer Service 2101 E Terra Ln, O'Fallon, MO 63366
Customer Support
Available 24/7 for any questions or assistance needed:
-
Phone: +1 636-312-5925
-
Email: cs@everymarket.com
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