Question

Sandro gastou 1/5 do seu salário em energia elétrica e 1/6 no açougue ficando com 760 reais. quanto ele tinha inicialmente?

Answer 1

$\boxed{\boxed{Ola\´\ Frandias}}\\ \\\\\frac{1x}{5} +\frac{1x}{6} +760= x\\ \\\\\\ M.M.C ( 5\ e\ 6) \\ \\\\ 5,6|2\\ 5,3|3\\ 5,1|5\\ 1,1|\ \ \ \ \ \ \ 2*3*5=30\\\\\\\\ 6x+5x+22800=30x\\\\\\ 11x+22800=30x\\\\\\ 22800=30x-11x\\\\\\ 22800=19x\\\\\\ 22800:19=x\\\\\\ 1200=x \\\\\\\\ \boxed{{Resposta\ => 1200\ reais}}$

Espero ter ajudado :)