Question

Resolver las ecuaciones:

1) 2x + 1 = 5

2) -6x + 9 = 15

3) x:3 - 2 = -11​

Answer 1

1) 2x+1=5-1
2x=4.
2x/2=4/2
X=2
2)6x+9-9=15-9
-6x=6
-6x/6=6/-6
X=-1
3)x/3-2=11+2
X/3=-9
3x/3=3(-9)
X=-27