【一元一次方程练习题20条】
<p>问题：【一元一次方程练习题20条】<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">蒋庄德的回答：<div class="content-b">网友采纳 1.2(x-2)-3(4x-1)=9(1-x) 2.11x+64-2x=100-9x 3.15-(8-5x)=7x+(4-3x) 4.3(x-7)-2=22 5.3/2-x=2 6.2(x-2)+2=x+1 7.0.4(x-0.2)+1.5=0.7x-0.38 8.30x-10(10-x)=100 9.4(x+2)=5(x-2) 10.120-4(x+5)=25 11.15x+863-65x=54 12.12.3(x-2)+1=x-(2x-1) 13.11x+64-2x=100-9x 14.14.59+x-25.31=0 15.x-48.32+78.51=80 16.820-16x=45.5×8 17.(x-6)×7=2x 18.3x+x=18 19.0.8+3.2=7.2 20.12.5-3x=6.5
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