五年级 解方程计算
题
快递公司问题件快递公司问题件货款处理关于圆的周长面积重点题型关于解方程组的题及答案关于南海问题
3.5x = 140 X,6.5=3.2
2x +5 = 40 X?8=0.4
15x+6x = 168 6X+18=48
3(X+2.1)=10.5 5x，1.5 = 4.5
13.7—x = 5.29 12 X,9 X=2.7
4.2 × 3—3x = 5.1 2 X+2.8×2=10.4
X+4.8=7.2 6χ+15×7=141
2χ?2.8=8.2 7(2x-1)-3(4x-1)=4(3x+2)-1
2(x-2)+2=x+1 (5y+1)+ (1-y)= (9y+1)+ (1-3y)
2(x-2)-3(4x-1)=9(1-x) 2(x-2)+2=x+1
11x+64-2x=100-9x 2(x-2)-3(4x-1)=9(1-x)
15-(8-5x)=7x+(4-3x) 11x+64-2x=100-9x
3(x-7)-2[9-4(2-x)]=22 15-(8-5x)=7x+(4-3x)
2(x-2)+2=x+1 3(x-7)-2[9-4(2-x)]=22
5x+1-2x=3x-2 9(x+6)=63
15X+863-65X=54 8x+3(1-x)=-2
2(x+2)+4=9 7+x-2(x-1)=1
2(x+4)=10 3X+189=521
3(x-5)=18 4Y+119=22
4x+8=2(x-1) 3X+77=59
3(x+3)=9+x 2(x-2)-3(4x-1)=9(1-x)
3(x-7)-2[9-4(2-x)]=22 (x-6)×7=2x
0.4(x-0.2)+1.5=0.7x-0.38 3x+x=18
30x-10(10-x)=100 12.5-3x=6.5
4(x+2)=5(x-2) x+12.5=3.5x
120-4(x+5)=25 8x-22.8=1.2
3(x-2)+1=2x-(x-1) 50x+10=60
11x+64-2x=100-9x 60x-30=20
820-16x=45.5×8 3x+7=32-2x
5.5x,1.3x,12.6
3.85，1.5x,6.1
6x,0.9,4.5
4×4.5,3x,6.33
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