Question

Determine a raiz de cada equação:​

Answer 1

Resposta:

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

2x-6=-3x+9

2x+3x=9+6x

5x=15

x=15/3

x=5

C.S={5}

b)4(5x-3)-2(3-x)=62

20x-12-6+2x=62

22x=62+18

22x=80

x=22/80

x=11/40

C.S={11/40}…