Question

英语数学题 求解

The sum of Eric’s and Bob’s weights is 9 times the difference of their weights. The positive difference of their weights is also 240 pounds less than the sum. If Eric weighs less than Bob, find Bob’s weight.

Answer 1

bob的体重是150, eric体重是120。
题目翻译如下。
两者体重之和是两者体重之差的9倍，两者体重之和减两者体重之差等于240，列个二元一次方程，得出上面答案。

Answer 2

我教你，把它复制到百度翻译你就能看懂了。

Answer 3

Bob A 150 pounds, Eric B 120 pounds.
A+B=9(A-B)
A-B=A+B-240