人教版五年级解方程练习题.doc

人教版五年级解方程练习题3X+5X=48 14X-8X=12 65+2X=44 20X-50=50 28+6X=88 32-22X=10 24-3X=3 5x412=22.5 10X（5+1）=60 99X=100-X 56-2X=20 4y+2=6 x+32=76 3x+6=18 16+8x=40 2x-8=8 4x-39=29 8x-3x=105 x-65=42 x+5=7 2x+3=10 12x-9x=9 5.6x+4.4x=5.26x+18=48 56x-50x=30 5x=15 78-5x=28 24x+6x=63.6 32y-29=3 5x+5=15 89x-9=80 100-20x=20 51.3-2x=5.5 55x-25x=60 76y-75=1 23y-23=23 4x-20=0 7.5x3x=18 80y+20=100 53x-90=16 2x+9x=11 12y-12=24 (0.5+x)+x=9.82 80+5x=100 7x-8=6 65x+35=100 19y+y=40 45x-50=40 25-5x=15 79y+y=80 42x+28x=140 3x-1=8 85y+1=86 90y-90=90 80y-90=70 78y+2y=160 88-x=80 65y-30=100 (0.5+x)+x=9.82 2(X+X+0.5)=9.8 25000+x=6x 3200=450+5X+X X-0.8X=6 12x-8x=4.8 7.52X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91x1.3 X+8.3=10.7 1 5x3 3x816 7(x-2)=2x+3 3x+9=27 18(x-2)=270 12x=300-4x 7x+5.3=7.4 3x5=4.8 30x+25=85 1.48-2x=6 6x-12.83=0.06 410-3x=170 3(x+0.5)=21 0.5x+8=43 6x-3x=18 1.5x+18=3x 53-x2=8 0.273x=0.35 1.8x=0.972 x0.756=90 9x-40=5 x5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200-x)5=30 (x-140)70=4 0.1(x+6)=3.30.4 4(x-5.6)=1.6 12x-9x=8.7 13(x+5)=169 2x-97=34.2 3.4x-48=26.8 42x+25x=134 1.5(x+1.6)=3.6 2(x-3)=5.8 65x+7=42 9x+42.591 4.2x+2.5x134 10.5x+6.5x=51 89x-43x=9.2 5x-45=100 1.2x-0.5x=6.3 4x-x=48.6 4.5x-x=28 X-5.7=2.15 155X-2X=18 3X+0.7=53.52=4.2+x 261.5=2x+10 0.516160.2=4x 16.9X=0.3 23x=14x14x14x=65 35x80 1.8+6x54 6.7x60.36.7 94x402x+8=16 23x-14x=14 x+7x=8 9x-3x=6 6x-8=4 9x-40=5 x5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200-x)5=30 (x-140)70=4 0.1(x+6)=3.30.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5-3.5)x=4 4x=440 2.1x=16.8 18(x-2)=270 18(x-2)=270 12x=300-4x 7x+5.3=7.4 0.1(x+6)=3.30.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5-3.5)x=4 (0.5+x)+x=9.82 x+2x+18=78 1.5(x+1.6)=3.6 2(X+X+0.5)=9.8 (200-x)5=30 2(x-3)=5.8 25000+x=6x (x-140)70=4 65x+7=42 3200=450+5X+X 0.1(x+6)=3.30.4 9x+42.591 X-0.8X=6 4(x-5.6)=1.6 4.2x+2.5x134 12x-8x=4.8 7(6.5+x)=87.5 10.5x+6.5x=51 7.52X=15 (27.5-3.5)x=4 89x-43x=9.2 1.2x=81.6 x+19.8=25.8 5x-45=100 x1.5-1.25=0.75 8x+2x+18=78 (200-x)5=30 (x-140)70=4 0.1(x+6)=3.30.4 9.8-x=3.87(6.5+x)=87.5 (27.5-3.5)x=4 x+19.8=25.8 5.6x=33.6 75.6x=12.6 5x+12.5=32.3 5(x+8)=102 x+3x+10=70 3(x+3)=50-x+3 5x+15=606(32x)=1.25 1.12x(x3)x=153 3（x0.2）=9.6 10x458=810 x0.35x=0.91 0.30.1525x=1