六年级上册解方程计算题25道,稍难的,

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六年级上册解方程计算题25道,稍难的,

六年级上册解方程计算题25道,稍难的,
六年级上册解方程计算题25道,稍难的,

六年级上册解方程计算题25道,稍难的,
1 2x-10.3x=15 再给点赏金呗!20道
2 0.52x-(1-0.52)x=80
3 x/2+3x/2=7
4 3x+7=32-2x
5 3x+5(138-x)=540
6 3x-7(x-1)=3-2(x+3)
7 18x+3x-3=18-2(2x-1)
8 3(20-y)=6y-4(y-11)
9 -(x/4-1)=5
10 3[4(5y-1)-8]=6
3x^2+27=0
3x^2-4x-4=0.
(2y+1)^2+3(2y+1)+2=0.
(x-2)^2-3=0
2x^2-5x+1=0
x(8+x)=16
(2x-3)^2-2(2x-3)-3=0
x^2-17x+66=0
(x+1)^2-2(x-1)^2=6x-5
4(x+2)^2=9(2x-1)^2

X- 27 X= 2X + 25 = 35 70%X + 20%X = 3.6
X× =20× 25% + 10X = X - 15%X = 68
X+ X=121 5X-3× = X÷ =12
6X+5 =13.4 3X=
X÷ = X+ X= ...

全部展开

X- 27 X= 2X + 25 = 35 70%X + 20%X = 3.6
X× =20× 25% + 10X = X - 15%X = 68
X+ X=121 5X-3× = X÷ =12
6X+5 =13.4 3X=
X÷ = X+ X= 4X-6× =2
X÷ = × 4x-3 ×9 = 29 x + x = 4
X-21× =4
6X+5 =13.4 25 X-13 X=310 4χ-6=38
5X= X= X÷ =
X÷ =12 X= X= ×
X÷ = ÷ X-0.25= =30%
4+0.7X=102 X+ X=42 X+ X=105
X- X=400 X-0.125X=8 =
X+37 X=18 X×( 16 + 38 )=1312 x-0.375x=
x× + =4× X- X=12 5 X-2.4×5=8
0.36×5- 34 x = 35 23 (x- 4.5) = 7 12 x- 25%x = 10
x- 0.8x = 16+6 20 x– 8.5= 1.5 x- 45 x -4= 21
X+25%X=90 X-37 X= 89

收起

5X+2=6X-2
3X=7+X
X-7=1/3X
X+6=3X
12-X=18+X
10X=5X+2
1/2X-6=1/3X
1/X=1/6
3X+8=X+13
5Y+16=31
3X/5X=1/3
12X-6=X
X-9=3/1X-1
32X=16
1.5X-5=X
2.5Y=3/8
7X=9X-2
3X-7=1.6X
3-X=X-12
5X/7=5
1.2X+6=3.2X
X-5=1/2X
8X=X+7
6X=36
10Y=7Y+12