ONE QUESTION, ONE STEP
ZX-FED369CD8FBluebook试题9 · 第 11 题
Bluebook试题9 · 原库模块 2 · Q11 原库参考解析
Sean rents a tent at a cost of $11 per day plus a onetime insurance fee of $10. Which equation represents the total cost c, in dollars, to rent the tent with insurance for d days?
参考答案:
解题思路
容易忽略的一步
