3.9x÷0.5-(5.5-0.6x)=36.5
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咨询记录 · 回答于2022-04-29
3.9x÷0.5-(5.5-0.6x)=36.5
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3.9x÷0.5-(5.5-0.6x)=36.5即3.9x÷0.5-5.5+0.6x=36.57.8x-5.5+0.6x=36.5
移项得
3.9x÷0.5-(5.5-0.6x)=36.5即3.9x÷0.5-5.5+0.6x=36.57.8x-5.5+0.6x=36.58.4x=42x=5
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