Question

Resolva a expressão: a) (7×7-1) : 3 + 2 ×5=

Answer 1

Olá,

Vamos lá,

=(7×7-1) : 3 + 2 ×5
=(49-1) : 3 +10
= 48 : 3 + 10
= 16 +10
= 26

Resposta; 26

Answer 2

$a) \frac{7*7-1}{3}+2*5=\\\\ \frac{48}{3}+10= \frac{48+30}{3}= \frac{78}{3}=26$