四年级下册解方程

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1、小学四年级解方程（人教版）4+x=7                    x+6=9                     4+x=7+5    4+x-2=7                  x-6=9                      17-x=9    x-6=9+3                    9+3=17-x             16+2x =24+x     4x=16                       15=3x                

2、 4x+2=18       24-x =15+2x              2+5x=18+3x           6x-2=3x+10      3(x+6) =2+5x            2(2x-1)=3x+10            30-4(x-5)=2x-16        2(x+4) -3=2+5x          100-3(2x-1)=3-4x          30+4(x-5)=2x-26        20x-50=50              28+6 

3、x =88              32-22 x =10     24-3 x =3               10 x ×（5+1）=60             99 x =100- x      36÷ x=18                 x÷6=12                   56-2 x =20      36÷ x-2=16              x÷6+3=9                   56-3x =20-x     4y+2=6        

4、          x+32=76                   3x+6=18      16+8x=40               2x-8=8                     4x-3×9=29      8x-3x=105                x-6×5=42+2x                    2x+5=7 × 3     2（x+3）+3=13               12x-9x=9                  6x+18=48     

5、  56x-50x=30               5x=15（x-5）                 78-5x=28      32y-29y=3                 5（x+5）=15                    89 – 9x =80      100-20x=20+30x               55x-25x=60                 76y÷ 76=1      23y÷ 23=23                4x-20=0      

6、             80y+20=100-20y      53x-90=16                2x+9x=11                  12（y-1）=24      80÷ 5x=100                 7x÷ 8=14                  65x+35=100       3X+5X=48           14X-8X=12           6×5+2X=44             20X-50=50          

7、      28+6X=88           32-22X=10           24-3X=3      99X=100-X           X+3=18             X-6=12                 56-2X=20       75-5x=15 4y+2=6              x+32=76             3x+6=18                16+8x=40          2x-8=8                  8

8、x-3x=105               x-6×5=42                 x+5=7                2x+3=10            12x-9x=9                6x+18=48       56x-50x=30           5x=15               78-5x=28               32y-29=3        5x+5=15              89x-9=80            10