Question

resolva as sequintes equaçoes 3(x+2)=15 2(x-1)-7=16

Answer 1

3(x+2)=15
3x+6=15
3x=15-6
3x=9
x=9/3
x=3

2(x-1)-7=16
2x-2-7=16
2x-9=16
2x=16+9
2x=25
x=25/2
x=12,5

Answer 2

3(X+2)=15
3X+6=15
3X=+15-6
3X=9
X=9/3
X=3

2(X-1)-7=16
2X-2-7=16
2X=16+2+7
2X=25
X=25/2
X=12,5