5x-6.1+3x =7.9
1个回答
8x-6.1=7.9
8x=6.1+7.9
8x=14
x=1.75
相关问题
解方程 x- 5 6 = 1 9 2 7 +x= 3 4 3x-x=1.8 5 9 -x= 1 6 .
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1.6x-0.7x=4.5 9(x-7.3)=5.4
5/9+x=5/9 6/7-6/1x=6/5
1/1x2x3x4+1/2x3x4x5+1/3x4x5x6+1/4x5x6x7+1/5x6x7x8+1/6x7x8x9+
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7x-5/4=3/82x-1/6=5x+1/81/2x-7=9x-2/62x+1/3-5x-1/6=13/10(200+
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