Question

364-5 (4x+7) = 269

Answer 1

5(4x+7)=364-269

5(4x+7)=95

4x+7 = 95:5

4x+7 = 19

4x = 19-7

4x =12

x = 12:4

x = 3

Answer 2

`364-5 (4x+7) = 269`

`=> 5(4x+7)=364-269`

`=> 5(4x+7)=95`

`=>4x+7=95:5`

`=>4x+7=19`

`=>4x=19-7`

`=>4x=12`

`=>x=12:4`

`=>x=3`

Vậy `x=3`