Question

a) 2+3[x-(3x+1)]=5[x-(2x-1)]
b) 4x=8x+36
Resolva equações 1 grau

Answer 1

Resposta:

a) 2+3[x-3x-1]=5[x-2x+1]

2+3x-6x-3=5x-10x+5

-3x+5x=6

2x=6

x=3

b) 4x=8x+36

8x+36=4x

4x=-36

x=-12