五年级上册解方程计算题(2)

1、(0.5+x)+x=9.82-1.2x=81.67(x-2)=2x+31.4 8-2x=62(X+X+0.5)=9.8x+5.6=9.43x+9=276x-12.8 =0.0625000+x=6xx-0.7x=3.618(x-2)=270410-3x=1703200=450+5X+X912( = 1.312x=300-4x3(x+0.5)=21X-0.8X=6X+8.3=10.77x+5.3=7.40.5x+8=4312x-8x=4.815x = 33x 弋=4.86x-3x=187.5*2X=153x 8 = 16302(+25=851.5x+18=3x5 X3-x -2=810.5+x+2

2、1=56(27.5-3.5) x=4x+3x+10=700.273 -=0.35x+2x+18=78x+19.8=25.83(x+3)=50-x+31.8x=0.972(200-x) 5=305.6x=33.65x+15=60x -).756=90(x-140) 70=49.8-x=3.83.5-5x=29x-40=50.1(x+6)=3.3 X475.6 -x=12.60.3 *+4x=12.5x -5+9=214(x-5.6)=1.65x+12.5=32.3x -1.5-1.25=0.7548-27+5x=317(6.5+x)=87.55(x+8)=1024x-1.3 X=2.620-9x

3、=1.2 6.2513.2x+9x=33.32x-97=34.24.2x+2.5x = 1346x+12.8=15.83x=x+1003.4x-48=26.810.5x+6.5x=51150 X2+3x=690x+4.8=7.242x+25x=13489x-43x=9.22x-20=46x+18=481.5(x+1.6)=3.65x-45=1003x+6=183(x+2.1)=10.52(x-3)=5.81.2x-0.5x=6.32(2.8+x)=10.412x-9x=8.765x+7=4223.4=2x=56(x-3) 2=7.513(x+5)=1699x+4 X2.5 = 914x-x=4

4、8.64.5x-x=28139.25 X=0.4039+ 4x = 40x-8=6xX-5.7=2.1516.9 -X=0.32x+8=164/5x=20155X-2X=1823x=14x + 1423x-14x=142x-6=123X+0.7=5x + 14x=65x+7x=87x+7=143.5 2=4.2+x3 5x = 809x-3x=66x-6=026X1.5=2x+101.8+6x = 546x-8=45x+6=110.5 X 16 16X 0.2=4;x 6.7x 60.3 = 6.75x+x=92x-8=101/2x-8=43x-8=3015+6x=279+6x=14x-5/6

5、=76x+6=125-8x=4x+9x=4+73x+7=283x-3=17x+8=152x+9=173x-7=265x-3x=49-2x=18-4x=69x-x=162x+16=194+5x=96x-7=1224x+x=505x+8=1910-x=87x-9=86/7x-8=414-6x=88x+9=17x-56=18-7x=16-2x=1126X1.5=2x6.7x 60.3 = 6.7x-30=12x+4+8=230.5 X 16 16X 0.2=4x 9 + 4x = 406x-2 仁217x-12=89.25 X=0.4030.2x 0.4 + 0.5 = 3.76x-3=6X-5.7

6、=2.1516.9 -X=0.39.4x 0.4x = 16.29x=18155X-2X=18XP.5=2.612 4x = 204x-18=133X0.7=53 5x = 801/3x + 5/6x = 1.45x+9=113.5 2=4.2x1.8-6x = 5412x + 34x=118x 14x=123200=450+5X+X912( = 1.312x=300-4x23x 5X14=14X-0.8X=6X+8.3=10.77x+5.3=7.412+34x=5612x-8x=4.815x = 33x 廿=4.82214x=127.5*2X=153x 8= 16302(+25=85(0.5

7、+x)+x=9.82-1.2x=81.67(x-2)=2x+31.4 X-2x=62(X+X+0.5)=9.8x+5.6=9.43x+9=276x-12.8 X=0.0625000+x=6xx-0.7x=3.618(x-2)=270410-3x=1703(x+0.5)=21x -).756=90(x-140) 70=418(x-2)=2700.5x+8=439x-40=50.1(x+6)=3.3 X418(x-2)=2706x-3x=18x -5+9=214(x-5.6)=1.612x=300-4x1.5x+18=3x48-27+5x=317(6.5+x)=87.57x+5.3=7.45 X3

8、-x -2=810.5+x+21=56(27.5-3.5) x=40.1(x+6)=3.3 X40.273 -=0.35x+2x+18=784x=4404(x-5.6)=1.61.8x=0.972(200-x) 5=302.1x=16.87(6.5+x)=87.5(27.5-3.5) x-=4（1）甲数是3.5，比乙数多a乙数是，甲、乙两数的和是 。（2）用a元买了单价为1.8元的西瓜2千克，应找回 元。（3） 比x少5的数与a相乘的积是。（4）a的5倍减去4.8的差是。（5）a与b的和的一半是。（6） 食堂买来a千克大米，吃了 b千克,还剩千克。（7） 买20支钢笔共付c元，每支钢笔的价钱是 元。（8）