Question

2×+6=28 me ajudem
6×-10=2×+12
7×+1=6×+6
5×+3=2×15

Answer 1

2x+6=28
2x=28-6
2x=22
x=22/2
x=11

6x-10=2x+12
6x-2x=12+10
4x=22
x=22/4=11/2

7x+1=6x+6
7x-6x=6-1
x=5

5x+3=2x+15
5x-2x=15-3
3x=12
x=12/3
x=4