Question

(56-X)-(48-X)=(56-X)乘2/11 怎么解

Answer 1

(56-X)-(48-X)=(56-X)乘2/11

56-x-48+x=(56-x)×2/11

8=（56-x）×2/11

56-x=8÷2/11

56-x=44

x=56-44

x=12