7х+2х=918 5m-3m=222,..

Question

7х+2х=918 5m-3m=222,..

Answer 1

7х+2х=918

9х=918

х=918/9

х= 102

 

 

5м-3м=222

2м=222

м=222/2

м= 111

Answer 2

7х+2х=918
9х=918
х=918:9
х=102
5м-3м=222
2м=222
м=222:2
м=111