6.6x-2.7×3=5.1
1个回答
6.6x减8.1等于5.1
6.6x等于13.2
x等于13.2除以6.6
x等于2
相关问题
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求未知数x1.X-5/7X=1/14 2.X×(5/6+0.625)=7/203.2/3X+0.75X=1/6 4.6×
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4.2×6.7+6.7×1.2+3.3×5.4简便计算
2.1X+7.9X=6.9 5X+0.8×2=7.12X+5.8=8.2 6X-3×4=1.2
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19x-8x=55 2×(7x-4x)=18 6x+8x=1.4×3 5x+0.1x=50+6.1 7.2x-3.6x=
19x-8x=55 2×(7x-4x)=18 6x+8x=1.4×3 5x+0.1x=50+6.1 7.2x-3.6x=