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1、学习资料(0.5+x)+x=9.8 22(X+X+0.5)=9.825000+x=6x3200=450+5X+XX-0.8X=612x-8x=4.87.5*2X=151.2x=81.6x+5.6=9.4x-0.7x=3.691x 1.3X+8.3=10.715x 33x 8167(x-2)=2x+31.4 8-2x=63x+9=276x-12.8 3=0.0618(x-2)=270410-3x=17012x=300-4x3(x+0.5)=217x+5.3=7.40.5x+8=433x5=4.86x-3x=1830x+25=851.5x+18=3x各种学习资料，仅供学习与交流学习资料53-x 2
2、=810.5+x+21=56(27.5-3.5) x=4x+3x+10=700.273 x=0.35x+2x+18=78x+19.8=25.83(x+3)=50-x+31.8x=0.972(200-x)5=305.6x=33.65x+15=60x0.756=90(x-140)70=49.8-x=3.83.5-5x=29x-40=50.1(x+6)=3.30.475.6 x=12.60.3 7+4x=12.5x5+9=214(x-5.6)=1.65x+12.5=32.3x1.5-1.25=0.7548-27+5x=317(6.5+x)=87.55(x+8)=1024x-1.3 6=2.6各种学习
3、资料，仅供学习与交流学习资料20-9x=1.2 6.2513.2x+9x=33.32x-97=34.24.2x+2.5x 1346x+12.8=15.83x=x+1003.4x-48=26.810.5x+6.5x=511502+3x=690x+4.8=7.242x+25x=13489x-43x=9.22x-20=46x+18=481.5(x+1.6)=3.65x-45=1003x+6=183(x+2.1)=10.52(x-3)=5.81.2x-0.5x=6.32(2.8+x)=10.412x-9x=8.765x+7=4223.4=2x=56(x-3) 2=7.513(x+5)=1699x+42
4、.5 914x-x=48.6各种学习资料，仅供学习与交流学习资料4.5x-x=28X-5.7=2.15155X-2X=183X+0.7=53.5 2=4.2+x261.5=2x+100.5 16 16 0.2=4x139.25 X=0.40316.9 X=0.323x=14x 14x 14x=6535x 801.8+6x 546.7x 60.3 6.794x 40x-8=6x2x+8=164/5x=2023x-14x=142x-6=12x+7x=87x+7=149x-3x=66x-6=06x-8=45x+6=115x+x=92x-8=10各种学习资料，仅供学习与交流学习资料1/2x-8=43x
5、-8=3015+6x=279+6x=14x-5/6=76x+6=125-8x=4x+9x=4+73x+7=283x-3=17x+8=152x+9=173x-7=265x-3x=49-2x=18-4x=69x-x=162x+16=194+5x=96x-7=1224x+x=505x+8=1910-x=87x-9=86/7x-8=414-6x=88x+9=17x-56=1各种学习资料，仅供学习与交流学习资料8-7x=16-2x=11261.5=2xx-30=12x+4+8=230.5 16 16 0.2=4x6x-21=217x-12=89.25 X=0.4036x-3=6X-5.7=2.1516.
6、9 X=0.39x=18155X-2X=18X0.5=2.64x-18=133X0.7=535x 805x+9=113.5 2=4.2x1.8-6x 546.7x 60.3 6.794x 400.2x 0.4 0.5 3.79.4x 0.4x 16.212 4x 201/3x 5/6x 1.412x 34x=1各种学习资料，仅供学习与交流学习资料18x 14x=123200=450+5X+X91x 1.323x 514=14X-0.8X=6X+8.3=10.712 34x=5612x-8x=4.815x 322 14x=127.5*2X=153x 816(0.5+x)+x=9.8 21.2x=81.67(x-2)=2x+32(X+X+0.5)=9.8x+5.6=9.43x+9=2725000+x=6xx-0.7x=3.618(x-2)=27012x=300-4x7x+5.3=7.43x5=4.830x+25=851.4 8-2x=66x-12.8 3=0.06410-3x=170各种学习资料，仅供学习与交流学习资料3(x+0.5)=21x0.756=90(x-140)70=418(x-2)=2700.5x+8=439x-40=50.1(x+6)=3.30.418(x-2)=
