五年级解方程80题
网名设计-声的利用ppt
6.7x+5x=9.36 12x-120=720
X-0.7x=0.51
3(x-2)+48÷2=96
x-0.8x-6=16 2X+18=28
6X-24=120 72
2.4×(2.5+X)=24
3x-8=x 6
6x+8.3=11
(x-9)×12=63.6 3x+5x=120
3x-1.5x=30
3x-24+5x=48
0.19X
52-X =15
3X
-5X=57 16.5
7x-7=6x+4 3x+7=4x-2
(2x+x)=36
4x÷8=12.5 8x
=0.019
-6=54
+4X=24.5
(x+4.8)÷6=3
-4.2-5.8=14
8÷X=0.4
=19
7X+1.5
5X+4=32
X÷3.2=18.2 4X+1.2×5=24.4
3+8X—5X=27 4x-30=0
8.3x-2x=63
x÷10 = 5.2
3x+ 7x +10 = 90 3
7x-8=2x+27 5x-18 =3
2(X+X+0.5)=9.8 25000+x=6x
3200=450+5X+X
X-0.8X=6
12x-8x=4.8 x+5.6=9.4
52-x=15 91
15x=3
3x
12x=300-4x
7x+5.3=7.4 3x
–2x
÷x =1.3 X+8.3=10.7
-8=16
7(x-2)=2x+3
(x-12+23 = 35
7x- 4)+3(x-2)=2x
+6
÷5=4.8
(
30÷x+25=85
1.4×8-2x=6 3(x+0.5)=21
6x-12.8×3=0.06 410-3x=170
0.5x+8=43
6x-3x=18
1.5x+18=3x 5
0.273÷x=0.35 1.8x=0.972
x
x÷0.756=90
9x-40=5 48-27+5x=31
10.5+x+21=56 x+2x+18=78
(200-x)
(x-140)÷70=4
0.1(x+6)=3.3
7(6.5+x)=87.5
(27.5-3.5)
75.6÷x=12.6
5x+12.5=32.3
×0.44
(x-5.6)=1.6
÷x=4 x+19.8=25.8
×3-x÷2=8
÷5+9=21
÷5=30