Question

3(2x-4)+6(x-3)=30 doy 13

Answer 1

3(2x-4)+6(x-3)=30
6x - 12 + 6x - 18 = 30
12x - 30 = 30
12x = 30+30
12x = 60
x = 60/12
x = 5

Answer 2

(3 por 2x) - (3 por 4) + 6x - (6 por 3) = 30

6 x - 12 + 6x - 18 = 30
6 x + 6 x = 30 + 12 + 18
12 x = 60
x = 60 : 12
x = 5