Question

resolver mais essas. a) 2.(n/3+2)=12

Answer 1

2.(n/3  +  2 ) = 12
2(n/3 + 6/3 ) = 12
2 n/3 + 12/3 = 36/3 eliminar o denominador
2 n + 12 = 36
2 n = 36 - 12
2 n = 24
n = 24/2
n = 12