Question

X +20-1/2=3x-5+4x/2 qual o valor de x

Answer 1

Resposta:

$x+20-\frac{1}{2}=3x+\frac{4x}{2}-x\\  20-\frac{1}{2}=3x+\frac{4x}{2} -x\\\frac{x}{y} \frac{39}{2}=8x\\ x=\frac{39}{8} \\x=4,875$