3.6—x=18
3.6—x=18
(x+30)*(x-18)=x*x
21x—3x（6x+18=6
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 、
小学六年级下册数学解方程.. 要详细的.. 还要过程 都写下来...2x+3x=60 3.6x-2.8x=12 100x-x=198 18x+2x+60 5x+6x=12.1 6.6x-5x=8 4x-x=24 1.5x-x=1 1.9x+0.4x=9.2
4.2-0.6x=3.6x 5x+2x=33.6 7x-4x=0.75 2x+7x+2.1=12 56x-32x-119=361 x+5=2x 3x+9=6x 4x-28=2x 2x+18=7x 5x=25*4-15x 7x-x+2*3=29.4 (28.8+5.5x+3.2）除2=71
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
0.25x+3.6=x解x
3.6x*(2.1-x)=4.8x
X²+3X—1=0 则X³+5X²+5X+18等于多少
90-x=2x(18+x)
x/(x^2+6x+18)=?
x平方+x=18,求x
3.6x-x=3.12 3.6x-x=3.12
3.6x-x=6.5
3.6x-x=3.25
(x-3.6)/x=0.25
3.6x-x=52