4.2-0.6X=3.6X
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4.2-0.6X=3.6X4.2-0.6X=3.6X4.2-0.6X=3.6X4.2-0.6X=3.6X4.2=3.6x+0.6x4.2x=4.2x=14.2=4.2XX=14.2=3.6x+0.6x
4.2-0.6X=3.6X
4.2-0.6X=3.6X
4.2-0.6X=3.6X
4.2-0.6X=3.6X
4.2=3.6x+0.6x
4.2x=4.2
x=1
4.2=4.2X X= 1
4.2=3.6x+0.6x
4.2=4.2x
x=1
4.2-0.6X=3.6X
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
解方程4.2-0.6x=3.6x,
4.2x-2.7x=0.6
x-0.6x=3.6解方程
x+6x=8.4 2.4x+x=27.2 9x-4.2x=24 x-0.6x=4.8 8.6x-4.6x=10.4 7x+0.3x=3.65解方程要过程详细.
（X+X)+(X-X)+(X*X)+(X/X)=100
0.25x+3.6=x解x
3.6x*(2.1-x)=4.8x
3.6x-x=3.12 3.6x-x=3.12
5x+7=42 x÷4.2=2 3.6x-x=3.25 2（x-5x+7=42 x÷4.2=2 3.6x-x=3.25 2（x-3）=5.8.解方程
3.6x+x=5.763.6x+x=5.75
x-0.8x=4.2
（x-3.6)/4=(x+4.8)/8x 求x
0.6x(200-X)-4X=106.2 X=?
3.6x-x=6.5
3.6x-x=3.25
(x-3.6)/x=0.25