五年上解方程练习题

解方程式练习5年3班名：7 x=19 x 120=176 58 x=90 x 150=290 79.4 x=95.5 x 55=1297 x=63X 9=4.5 4.4x=444X 4.5=90X 5=100 6.2x=124X-6=19X-3.3=8.9X-25.8=95.4X-54.3=100X-77=275X-77=144X 7=9X4.4=10 x78=10.5 x2.5=100 x3=33.3X2.2=89-x=4.573.2-x=52.587-x=2266-x=32.377-x=21.999-x=61 . 9 3 . 3 x=0 . 3 8 . 8 x=4 . 4 9 x=0 . 03 7 x=0 . 00156x=539x=33 (x-4)=46(8 x) 5=15(x 5) 3=16 15 (x 0.5)=1.5 12x 8x=4012x-8x=40 12x x x=26X 0.5x=6x-0.2x=32 1.3x=26 3x5x=48 14x-8x=12 652 x=44 20x-50=50 286 x=88 32-22x=10 24-3x=10X(5 1)=60 99X=100-X X 3=18X-6=1256-2X=20 4y 2=6X 32=763x 6=18 16 8x=402x-8=8 4x-39=29 8x-3x=105 x-65=42X 5=72x 3=10x-0.8x=6 12 x8x=4.8 7(x-2)=49 48 2x=36(x-2)3=7 X5 9=21(200-x)5=30 483x-8=163x9=27 5.3 7x=7.4 3x5=4.853-x=840-8x=5X5=215 x 25=100(0.5 x)x=9.82 2(x x 0.5)=9.8 25000 x=6x 300=455 xx x-0.8 x=612 x-8x=4.07.52 x=15 1.2 x=81.6 x 5.6=9.4 x-0.7 x=3.691x=1.3 X 8.3=10.715x=33x-8=16 7(x-2)=2x 3 3x 9=27 18(x-2)=270 12x=300-4x7x 5.3=7.4 3x 5=4.8 30x 225=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)3x 6=18 2(2.8 x)=10.4(x-3)2=7.5 13.2 x 9x=33.3 3x=x 100 x 4.8=7.2 6x 18=48 3(x 2.1)=4 . 2 x 2 . 5 x=134 10 . 5 x 6 . 5 x=51 89 x-43 x=9 . 2 5 x-45=100 1 . 2 x-0 . 5 x=6 . 3 23 . 4-2 x=56 4 x-x=48 . 6 4 . 45X-2X=18 3X 0.7=53.52=4.2 x 261.5=2x 10 9.25-x=0.403 16.9 x=0.3653-5x=801.8 6x=546 . 7 x-60 . 3=6 . 7 9 4 x=40 2 x 8=16 23 x-14 x=14 x 7 x=89x-3x=66x-8=45x x=9X-8=6x2x-6=127x 7=146x-6=05x 6=112x-8=103x 7=28 3x-7=269x-x=16 24 x x x=50 6/7x-8=43x-8=30 6x 6=123x-3=13x5=4814x-8x=1265 2x=44 20x-50=50 28 6x=88 32-22x=10 24-3x=310X(5 1)=60 99X=100-X X 3=18X-6=1256-2X=204y 2=6X 32=763x 6=18 16 8x=402x-8=84x-39=29 8x-3x=105X-65=42 x 5=72x 3=10 12x-9x=9 6x 18=48 56x-50x=305x=1578-5x=2832y-29=35x 5=15 89x-9=80 100-20x=20