0.2x-25%x=36

0.2x-25%x=36 x-0.2x=36 x-0.2x-35%x=25怎么解 x-60%x-25%x=36解方程 x-0.2x-4=36 x-0.2x+4=36 25x²=36 x=? 1/4x+x=25/36 7x+2x=0.81 4(x-6)=36 2x+0.2xX2=36 3.4x-6=4.2 7.8x+5=44 7.5x+2.5=20 25.8-2x=12-7 4x+2.8=5.040.9x-4X1.3=1.1 1.3x7=25.1-8x 4.8+0.5x=6.3 (25+2x)X4=340大写的X是乘 小写的是x 求x是几 144=25X*X-X*X*X*X 求X的解,RT x-2x+3x-4x+5x.+99x-100x=25求解 （x-25)+(x-23)+(x-27)+(x-21)+(x-26)=x 求x （X+X)+(X-X)+(X*X)+(X/X)=100 x-30-0.2x=0.5x x-0.2x=80 求x 25x+x-x-23=25 60％x+25=40 x+30％x=52 19-120％x=7 4分之3x-5％x=17.5 x-10％x=18 （1-25％）x=36 2x+30％x=9.2 解方程,5%x-7.5%x=22.5 25%x-7%x=36 2.3%x+x%=6.6 x-30%x=1.4 x÷50%=10 65%x-25%x=8