五年上解方程练习题.pdf

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1、7+x x=19x=89x=x=+x x=87x=2214X-8X=1265+2X=4420X-50=5028+6X=88x x+120=17658+x x=90 x x+150=290 x+55=1297x x=63x x 9=444x x=90 x x 5=100=124x x6=19x x=x x=x x=100 x x77=275x77=144x 7=9x=10 x78=x=100 x3=66x=77x=99x=x=x=9x=7x=56x=539x=33(x4)=46(+x)5=15(x5)3=1615(x+=12x+8x=40 12x8x=4012xx=26 x+=6x=32+x=2

2、63X+5X=4832-22X=1024-3X=3 10X（5+1）=6099X=100-X X+3=18X-6=12 56-2X=20 4y+2=6x+32=76 3x+6=1816+8x=40 2x-8=84x-39=298x-3x=105x-65=42x+5=72x+3=10=6 12x+8x=7(x-2)=4948+2x=36(x-2)3=7x5+9=21(200-x)5=3048-27+5x=313x8163x+9=27+7x=3x5=53-x=840-8x=5x5=215x+25=100+x)+x=22(X+X+=25000+x=6x3200=450+5X+X=612x-8x=2X

3、=15=x+=91x X+=15x 33x8167(x-2)=2x+33x+9=2718(x-2)=27012x=300-4x 7x+=3x5=30 x+25=858-2x=6 3=410-3x=1703(x+=21+8=436x-3x=18+18=3x53-x2=8 x=x=90 9x-40=5x5+9=2148-27+5x=31+x+21=56x+2x+18=78(200-x)5=30(x-140)70=4(x+6)=4=7+x)=x+=x=5x+=5(x+8)=102x+3x+10=703(x+3)=50-x+35x+15=60=27+4x=x 6=20-9x=6x+=1502+3x=6

4、902x-20=4 3x+6=18 2+x)=(x-3)2=+9x=3x=x+100 x+=6x+18=48 3(x+=12x-9x=13(x+5)=1692x-97=42x+25x=134(x+=2(x-3)=65x+7=429x+491 x+134+=5189x-43x=5x-45=1006x-6=05x+6=11 2x-8=10 3x+7=28 3x-7=26x+32=763x+6=18 16+8x=402x-8=84x-39=292x=56 4x-x=28=5X-2X=18 3X+=52=+x 26=2x+10 X=X=6535x80+6x54 9 4x 40 2x+8=1623x-1

5、4x=14x+7x=89x-3x=6 6x-8=45x+x=9x-8=6x2x-6=127x+7=149x-x=16 24x+x=506/7x-8=4 3x-8=30 6x+6=12 3x-3=1 3X+5X=4814X-8X=1265+2X=4420X-50=5028+6X=8832-22X=1024-3X=3 10X（5+1）=6099X=100-X X+3=18X-6=1256-2X=20 4y+2=68x-3x=105 x-65=42 x+5=7 2x+3=1012x-9x=96x+18=4856x-50 x=305x=15 78-5x=2832y-29=3 5x+5=1589x-9=80100-20 x=2055x-25x=6076y-75=123y-23=234x-20=080y+20=10053x-90=162x+9x=1112y-12=2480+5x=100 7x-8=665x+35=10019y+y=4025-5x=1579y+y=8042x+28x=1403x-1=8 90y-90=9080y-90=7078y+2y=16088-x=80 9-4x=120 x=4065y-30=100