7.2x-2.3×4.65=8.1x-364.9x0.3
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您好!亲,这道解方程我们这样解,7.2x-2.3×4.65=8.1x-364.9x0.38.1x-7.2x=364.9×0.3-2.3×4.650.9x=98.775X=98.775÷0.9X=109.75
咨询记录 · 回答于2022-11-07
7.2x-2.3×4.65=8.1x-364.9x0.3
您好!亲,这道解方程我们这样解,7.2x-2.3×4.65=8.1x-364.9x0.38.1x-7.2x=364.9×0.3-2.3×4.650.9x=98.775X=98.775÷0.9X=109.75
5.4x÷9十1.08x4.5=1081÷0.06
5.4x÷9+1.08x4.5=1081÷0.060.6x+4.86=1081÷0.060.6x=18016.67-4.860.6X=18011.81X=18011.81÷0.6X=30019.6
您好!亲,这道题计算结果都是近似数,亲
17.2x6.75-2x÷3=3.8x2.5
17.2×6.75-2x÷3=3.8×2.5116.1-2/3x=9.52/3x=116.1-9.52/3x=106.6X=106.6÷2/3X=106.6×3/2X=159.9