Question

podem resolver?

2n - $\frac{n}{3}$ = 45

Answer 1

$2n-\frac{n}{3} =45\\ \\ mmc=3\\ \\ 6n-n=135\\ \\ 5n=135\\ \\ n=135\div5\\ \\ n=27$

Answer 2

resolução!

2n - n/3 = 45 _____ MMC = 3

6n - n = 135

5n = 135

n = 135/5

n = 27