我需要这些方程的过程3(X-5)-2(X+2)=5(X-7)30X-15/2+8x=20x-10/3+410y+1/6+
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我需要这些方程的过程
3(X-5)-2(X+2)=5(X-7)
30X-15/2+8x=20x-10/3+4
10y+1/6+2y-1/3=1-2y+1/4
x-2/6-x+2/3=x-1/2+1
3(X-5)-2(X+2)=5(X-7)
30X-15/2+8x=20x-10/3+4
10y+1/6+2y-1/3=1-2y+1/4
x-2/6-x+2/3=x-1/2+1
![我需要这些方程的过程3(X-5)-2(X+2)=5(X-7)30X-15/2+8x=20x-10/3+410y+1/6+](/uploads/image/z/5553152-8-2.jpg?t=%E6%88%91%E9%9C%80%E8%A6%81%E8%BF%99%E4%BA%9B%E6%96%B9%E7%A8%8B%E7%9A%84%E8%BF%87%E7%A8%8B3%EF%BC%88X-5%EF%BC%89-2%EF%BC%88X%2B2%EF%BC%89%3D5%28X-7%2930X-15%2F2%2B8x%3D20x-10%2F3%2B410y%2B1%2F6%2B)
3(X-5)-2(X+2)=5(X-7)
3x-15-2x-4=5x-35
x-19=5x-35
16=4x
x=4
30X-15/2+8x=20x-10/3+4
38x-15/2=20x+2/3
18x=49/6
x=49/108
10y+1/6+2y-1/3=1-2y+1/4
12y-1/6=-2y+5/4
14y=17/12
y=17/168
x-2/6-x+2/3=x-1/2+1
1/3=x+1/2
x=-1/6
完毕
3x-15-2x-4=5x-35
x-19=5x-35
16=4x
x=4
30X-15/2+8x=20x-10/3+4
38x-15/2=20x+2/3
18x=49/6
x=49/108
10y+1/6+2y-1/3=1-2y+1/4
12y-1/6=-2y+5/4
14y=17/12
y=17/168
x-2/6-x+2/3=x-1/2+1
1/3=x+1/2
x=-1/6
完毕
我需要这些方程的过程3(X-5)-2(X+2)=5(X-7)30X-15/2+8x=20x-10/3+410y+1/6+
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