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6.3÷x=7 解方程

6.3÷x=7 7x=6.3 x=0.9

如图

x÷6.3+2.7=3.2 x÷6.3=3.2-2.7 x÷6.3=0.5 x=0.5*6.3 x=3.15

x=6.3÷2.1=3

14x÷3=6.3×4 解:14x÷3=25.2 14x=8.4 x=0.6

(6.3+2.4)÷x=2.9怎么列方程 8.7÷x=2.9 x=8.7÷2.9 x=3

(1)x÷0.81=6.3, x÷0.81×0.81=6.3×0.81, x=5.103;(2)3x-4×6.5=7.6, 3x-26+26=7.6+26, 3x÷3=33.6÷3, x=11.2;(3)12.5x+x=108, 13.5x=108, 13.5x÷13.5=108÷13.5, x=8.

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