x+0.25=3.75

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x+0.25=3.75x+0.25=3.75x+0.25=3.75x=3.5

x+0.25=3.75
x+0.25=3.75

x+0.25=3.75
x=3.5

x+0.25=3.75 x+25%x=3.75用解方程算出來x+0.25x=3.75 1.25x=3.75 x=3.75/（乘）1.25 x=3 （x-4)-(x+4)=0.25x 66=X+0.25X求X 0.25x+3.6=x解x X+25%X=3.75 x-0.25=0.25x x-0.25x+1=10.4x+0.25x-1 x-0.25x=0. X-0.25x=0. x-0.25x=48 x-35%x=0.25 x-1.75x=0.25 x-0.25x=15 X-0.25x=0. x-0.25x=2.4 (x-3.6)/x=0.25 x-12=0.25x