Question

英文数学题，请大家帮忙，谢谢！

the sum of two numbers is at most eleven , and their difference is twenty-one. what are the numbers ? 请大家写英文步骤，谢谢！

Answer 1

你好
题意如下：两个数之和最大是11，而它们的差是21。这两个数是多少？
解法如下：设两个数分别是x和y
则x+y=11
x-y=21
两个方程相加：2x=32
x=16, y=-5
希望对你有帮助
如有疑问，欢迎追问
望采纳~

Answer 2

Answer: let the two numbers be x and y. Then we have x+y<=11, x-y=21 (or y-x=21).
From x+y<=11 and x-y=21 we have x<=16, y<=-5.