Question

resolução de : 3 ( y - 1 ) - 4 ( y - 2 ) = 6

Answer 1

3(y-1)-4(y-2) = 6
3y-3-4y+8=6
-4=6-5
-y= 1 (-1)
y=-1

Answer 2

3(y-1)-4(y-2)=6
3y-3-4y+8=6
3y-4y=6-8+3
-1y=1
y=1/-1
y=-1