3x/4-x=4x/5+x 2(x-6)=-34 4(3x-2)-4(x-2)=2 -1/7(5u-7)=6 1.1/4(x-2)=-5(x+1)
1) 2x - 12 = -34 2x = 12 - 34 2x = -22 x = -11 2) 4(3x-2) - 4(x-2) = 2 12x - 8 - 4x + 2 = 2 8x = 2 + 8 - 2 8x = 8 x = 1 3) -1/7(5u-7) = 6 -5/7u + 1 = 6 -5/7u = 5 u = -7