Question

rezolvaţi ecuaţia 1/4*X+3/8*X+54=X

Answer 1

$\frac{1}{4} x+ \frac{3}{8} x+54=x \\ x( \frac{1}{4}+\frac{3}{8})+54=x \\ \frac{5}{8} x+54=x \\ x-\frac{5}{8} x=54 \\ x(1-\frac{5}{8})=54 \\ \frac{3}{8} x=54 \\ x=54* \frac{8}{3} \\ x=18*8 \\ x=144$