8y-3=5y+3,
8y-5y=3+3
3y=6
y=2
2(x+3)=3(2x-1)+5,
2x+6=6x-3+5
2x-6x=-3+5-6
-4x=-4
x=1
3(x-3)+4=2x-2,
3x-9+4=2x-2
3x-2x=-2+9-4
x=3
5(x+8)-5=6(2x-7),
5x+40-5=12x-42
5x-12x=-42-40+5
-7x=-77
x=11
7(-2x+3)-3=2(x-3)+x
-14x+21-3=2x-6+x
-14x-2x-x=-6-21+3
-17x=-24
x=24/17
解方程:8y-3=5y+3,2(x+3)=3(2x-1)+5,3(x-3)+4=2x-2,5(x+8)-5=6(2x-7),7(-2x+3)-3=2(x-3)+x.
解方程:8y-3=5y+3,2(x+3)=3(2x-1)+5,3(x-3)+4=2x-2,5(x+8)-5=6(2x-7),7(-2x+3)-3=2(x-3)+x.
还有,4x-8=2(-3-2x)
还有,4x-8=2(-3-2x)
数学人气:476 ℃时间:2020-03-29 06:17:34
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