x÷4+4x×2.5=14.35解方程:x/4+10x=14.351/4x+40/4x=14.3541/4x=14又7/2041/4x=287/2041/4x×4/41=287/20×4/41×=7/5
原式:1/4x+4x(2.5)=14.351/4x+10x=14.35x+40x=14.35x441x=57.4x=1.4