5(x-1.7)/(x+0.9)=3
4个回答
5(x-1.7)=3(x+0.9)
5x-8.5=3x+2.7
5x-3x=2.7+8.5
2x=11.2
x=5.6
相关问题
1.6x-0.7x=4.5 9(x-7.3)=5.4
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9.6-x=5.3+x 49-4(x-1)=7 0.9+x=0.6(2.5-x)怎么解方程
9/1x3+9/3x5+9/5x7+.+9/2005x2007=
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