1.8X+3.6X=2.

1.8X+3.6X=2. 1.8x+3.6x= 2.5*9 1.8+1.2x=3.6,求x （X+X)+(X-X)+(X*X)+(X/X)=100 1.8x-x=2.4x=？ 0.25x+3.6=x解x 3.6x*(2.1-x)=4.8x 40%x+70%x-x=1.8 (x-8.2+10.8)/2=1.8 和 3.6x-x-0.1x=0.75 (x-8.2+10.8)/2=1.8 和 3.6x-x-0.1x=0.75 3.6x-x=3.12 3.6x-x=3.12 3.6x+x=5.763.6x+x=5.75 x^2+3x-1.8=x x=? （x-3.6)/4=(x+4.8)/8x 求x 8x-5.5x=7.57.2x÷3.6=2 3x＋6x-8x=0.7 12x-2x-5x=4.512x-x=0 5x＋x=1.8 3.2x＋1.8x=64.8x-0.8x=6 6.3-0.3x=9.6 8.6x-8.5x=0.720x-2x=36 9x＋6x=4.5 18x-12x=5.42x-1.6x=3.6 18x＋3x=7×6 1.2x-0.5x=0.71.3x＋2.7x=1 4x-3.2x=6.4 0.8x＋3.2x＋3x=562.8x-2x=7.2 3.6x-x=6.5 3.6x-x=3.25 (x-3.6)/x=0.25