Question

×/6=2?
2×-1/5=8
Acho q e assim q escreve alguém resolver pra pfv

Answer 1

Resposta:

$a)\frac{2x-1}{5} =8\\\\\frac{5(2x-1)}{5} =8 \ . \ 5\\\\2x-1=40\\\\2x-1+1=0\\\\2x=40+1\\\\2x=41\\\\x =41:2\\\\x=\frac{41}{2}$

________

$b)\frac{x}{6} =2\\\\\frac{6x}{6} =2 \ . \ 6\\\\x=12$