Question

X-8=10
-3x=24
x÷3=-12
x÷4=20
me ajudem pfv

Answer 1

Resposta:

$X=18\\x=-8\\x=-36\\x=80$

Explicação passo a passo:

$X-8=10\\X-8+8=10+8\\X=18$

$-3x=24\\\frac{-3x}{-3}=\frac{24}{-3}\\x=-8$

$\frac{x}{3}=-12\\\frac{3x}{3}=3\left(-12\right)\\x=-36$

$\frac{x}{4}=20\\\frac{4x}{4}=20\cdot \:4\\x=80$