Question

a) 3(2x-1)=-2(x+3)

b) 7(x-1)-2(x-5)=x-5

Answer 1

a) 6x -3 = -2x -6

   6x + 2x = -6 + 3

   8x = -3

   x = -3/8 ou -0,375

b)7x -7 -2x + 10 = x -5  

  5x + 3 = x-5

   5x - x = -5 -3

   4x = -8

   x = -8/4

   x = -2