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解方程200道

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(5a+4a）=5403x+4x=3503y=12×4
X：(350-X=3:40.8x=0.3x+48=1683x-x=1563x+11=5x-53.8x=17.48x÷6.7=19.433x+1.5x=135100-5x=93x+12.8=3055-x=32.76x÷70=4.95.6x=78.418x+21=488x-4x=56
3.6x+2.2x=63.82x+24=1082x+8=166X+2=38
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=9.452－x＝1591÷x＝1.3X+8.3=10.715x＝33x－8＝16
7(x-2=2x+3
3x+9=2718(x-2=27012x=300-4x7x+5.3=7.43x÷5=4.830÷x+25=851.4×8-2x=66x-12.8×3=0.06

410-3x=1703(x+0.5=210.5x+8=436x-3x=181.5x+18=3x5×3-x÷2=80.273÷x=0.351.8x=0.972x÷0.756=909x-40=5x÷5+9=2148-27+5x=3110.5+x+21=56x+2x+18=78(200-x÷5=30(x-140÷70=40.1(x+6=3.3×0.44(x-5.6=1.67(6.5+x=87.5(27.5-3.5÷x=4x+19.8=25.85.6x=33.69.8-x=3.875.6÷x=12.65x+12.5=32.35(x+8=102x+3x+10=703(x+3=50-x+35x+15=603.5-5x=2
0.3×7+4x=12.5x÷1.5-1.25=0.754x-1.3×6=2.620-9x=1.2×6.256x+12.8=15.8150×2+3x=6902x-20=43x+6=18
2(2.8+x=10.4(x-3÷2=7.513.2x+9x=33.33x=x+100x+4.8=7.26x+18=48

3(x+2.1=10.512x-9x=8.713(x+5=1692x-97=34.23.4x-48=26.842x+25x=1341.5(x+1.6=3.62(x-3=5.865x+7=429x+4×2.5＝914.2x+2.5x＝13410.5x+6.5x=5189x-43x=9.25x-45=1001.2x-0.5x=6.323.4=2x=564x-x=48.64.5x-x=28X-5.7=2.15155X-2X=183X+0.7=53.5×2=4.2+x26×1.5=2x+100.5×16―16×0.2=4x139.25－X=0.40316.9÷X=0.3X÷0.5=2.6x＋13＝333－5x＝801.8+6x＝54
6.7x－60.3＝6.79＋4x＝402x+8=16x/5=10x+7x=89x-3x=66x-8=45x+x=9x-8=6x4/5x=202x-6=127x+7=146x-6=05x+6=11