Question

3×(4x-1)+9-4×(x+1)=4x b) 3x-3/2=3/2x. c)1/6-x/2=-2x/3+1/4= ajuda por favor​

Answer 1

Resposta:

12x - 3 + 9 - 4x - 4 = 4x

12x - 4x - 4x = + 3 - 9 + 4

12x - 8x = + 7 - 9

4x = - 2

x = - 2/4

x = - 1/2