解方程要公式X/0.8=3 X+1.37=6.1 7X=17.5 X-4.8=12 怎样简便就怎样算也要公式1.8/0.5/0.6 2.75/2.5x1350.64/25.6-3.15 4.67X96+46.7X0.4 469X1.25X8 5.4-0.4X5

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解方程要公式X/0.8=3 X+1.37=6.1 7X=17.5 X-4.8=12 怎样简便就怎样算也要公式1.8/0.5/0.6 2.75/2.5x1350.64/25.6-3.15 4.67X96+46.7X0.4 469X1.25X8 5.4-0.4X5
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解方程要公式X/0.8=3 X+1.37=6.1 7X=17.5 X-4.8=12 怎样简便就怎样算也要公式1.8/0.5/0.6 2.75/2.5x1350.64/25.6-3.15 4.67X96+46.7X0.4 469X1.25X8 5.4-0.4X5
解方程要公式X/0.8=3 X+1.37=6.1 7X=17.5 X-4.8=12 怎样简便就怎样算也要公式1.8/0.5/0.6 2.75/2.5x13
50.64/25.6-3.15 4.67X96+46.7X0.4 469X1.25X8 5.4-0.4X5

解方程要公式X/0.8=3 X+1.37=6.1 7X=17.5 X-4.8=12 怎样简便就怎样算也要公式1.8/0.5/0.6 2.75/2.5x1350.64/25.6-3.15 4.67X96+46.7X0.4 469X1.25X8 5.4-0.4X5
X/0.8=3
x=2.4
X+1.37=6.1
x=6.1-1.37
x=4.73
7X=17.5
x=2.5
X-4.8=12
x=16.8
1.8/0.5/0.6=3.6/0.6=6
2.75/2.5x13=1.1×13=14.3
50.64/25.6-3.15 这个题目有问题
=
4.67X96+46.7X0.4
=46.7*(9.6+0.4)
=46.7×10
=467
469X1.25X8
=469×10
=4690
5.4-0.4X5
=5.4-2
=3.4