X/1.5-1.25=0.75

X/1.5-1.25=0.75 12.5x-0.75x+3=7.3-1.5x 4x-1.5x=0.75求x是多少 1-3x=1.5x-0.75 x等于多少 x+ x+(x*50%)=1.5X? 0.5x-1.5=-1.25x 解方程:(1)x-0.75x=12(2)2.8x+x=7.6(3)2.36x+2.64x=18(4)3.5x-1.5x=10.8 解方程 3.5 X—1.5 X=10.8 2.36 X+2.64 X=18 X—0.75 x=12 2.8 X+ X=7.6 、 x除以1.5-1.25=0.75 2.6x-x-0.1x=0.75 解方程：答得好有加分 4x+3=2-x 7x+6=6x 4-3x=x+1 x+1=二分之一x-1 0.3x=1.2 0.3x-1.5=x+0.60.125x+2.75=-1.25x 0.35x-1.5=-2.15x+3.5 1.5x=x-1.6＊x x+(x-1.4)+1.5x=33. 30/x=30/(x-1.5)-x 1.25/47=0.75:x 8/x=2/5 0.6/19=1.5:x 3/4:5/12=x:2/1.25/47=0.75:x8/x=2/50.6/19=1.5:x3/4:5/12=x:2/30.75:x=1:7/51/2:x=1/6:2/5x:4.2=0.9/1.051/2:1/10=1/4:x3.7×5-2x=3/4x 15X+8=2X-26,5X+8=2X-27,0.3X-1.5=X+0.6 ,0.125X+2.75=-1.25X 0.35X-1.5=-2.15X+3.5,0.125X+2.75=-1.25X ,0.35X-1.5=-2.15X+3.5 x+1.25x=9 0.75x+x=17.5