搜搜做题作业网解方程：2X +2.5 = 17.5 3X-2 = 48 6X-1.5X = 45 12X-3?还采用5 = 1.5注：
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解方程：2X +2.5 = 17.5 3X-2 = 48 6X-1.5X = 45 12X-3?还采用5 = 1.5注：写作过程中,一好百点
①2倍+2.5 X =
17.55.5x = 17.5倍= 17.5? 5倍= 3②3X-2 = 483x = 48 +23 = 50X = 50/3x =
16和3分之2③2X-3X1.5 = 1.52 = 1.5 +3 X1 .52 = 1.5x4x = 1.5x2x = 3
17.55.5x = 17.5倍= 17.5? 5倍= 3②3X-2 = 483x = 48 +23 = 50X = 50/3x =
16和3分之2③2X-3X1.5 = 1.52 = 1.5 +3 X1 .52 = 1.5x4x = 1.5x2x = 3
解方程：2X +2.5 = 17.5 3X-2 = 48 6X-1.5X = 45 12X-3?还采用5 = 1.5注：
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
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解方程：2x+4x+6x...+100x=1-(x+3x+5x+...+99x)
解方程（x-2）X（x的平方-6x-9）=x(x-5)X(x-3)
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解方程：2x+1.5x=17.5 8x-3x=105 3x+x+6=26
解方程：2x(x-1)-x(3x+2)=-x(x+2)-12