Question

resolva em R:3x+1/5-2x+2/3=x-4​

Answer 1

Resposta:

$3x+\frac{1}{5} -2x+\frac{2}{3} =x-4\\ \\ x-4=3x+\frac{1}{5} -2x+\frac{2}{3} \\ \\ x=3x+\frac{1}{5} -2x+\frac{2}{3} -4\\ \\ x=x+\frac{1}{5} +\frac{2}{3} -4\\ \\ x=\frac{15x+3+10-60}{15} \\ \\ x=\frac{15x-47}{15}$