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5.6x=17.28-4x
十七点二八减四
x
等于五点六x解方程怎么写
答:
17.28-4x
=
5.6x
9.6x=17.28
x=17.28
/9.6 x=1728/960 x=1.8
解方程
5.6x=17.28
—
4x
8(x+
答:
5.6x=17.28
—
4x
5.6x+4x=17.28 9.6x=17.28 x=1.8 8*(x+9)=112 x+9=112/8 x+9=14 x=5
这两道怎么做急啊
答:
5.6x=17.28-4x
5.6x+4x=17.28 9.6x=17.28 x=1.8 15x+3.8*12=87.6 15x+45.6=87.6 15x=42 x=2.8
4x(0.3x)=4.8
5.6x=17.28-4x
解方程 大神指点
答:
1.2x=4.8 x=4.8÷1.2=4
5.6x
+
4x
=17.28 9.6x=17.28
x=17.28
÷9.6 x=1.8
请教小学数学问题,求高手解答,要有详细步骤哦~
答:
X÷2+13.5=5X 解:X÷2=5X-13.5 X=(5X-13.5)×2 X=10X-27 10X-X=27 9X=27 X=3
5.6X=17.28-4X
解:5.6X+4X=17.28 9.6X=17.28 X=17.28÷9.6 X=1.8
解方程. 17.5-0.5x=12.75.6
x=17.28-4x
34+3x=46.
答:
(1)17.5-0.5x=12.717.5-0.5x+0.5x=12.7+0.5x 12.7+0.5x=17.5 12.7+0.5x-12.7=17.5-12.7 0.5x=4.8 0.5x÷0.5=4.8÷0.5 x=9.6(2)
5.6x=17.28-4x
5.6x+4x=17.28-4x+4x 9.6x=17.289.6x÷9.6=17.28÷9.6x=1.8(3)...
5.6x=17.28-4x
2.5(x-40)=5
答:
回答:9.6
x=17.28
x=17.28÷9.6
81.5乘以3分之2
答:
5.6x=17.28-4x
9.6x=17.28 x=1.8 3(x+2)=4(x+1)3x+6=4x+4 x=2 81x-342=76(x-2)81x-342=76x-152 5x=190 x=38 2(x-4)=3(x-12)2x-8=3x-36 x=28 9.1-3x=4x+7 7x=2.1 x=0.3 5(x+2)=3(x+4)5x+10=3x+12 2x=2 x=1 4(x-1.2)=1....
...3
x=
55x-0.2x=19.23x+3x3.5=16.55.6
=17.28
-?
答:
二分之一x-四分之一=10 x/2=10+1/4 x/2=41/4
x=
41/2 24x四分之一-3x=5 6-3x=5 6-5=3x 3x=1 x=1/3 5x-0.2x=19.2 4.8x=19.2 x=4 3x+3x3.5=16.5 3x+10.5=16.5 3x=6 x=2
5.6=17.28-4x
4x=17.28-5.6 4x=11.68 x=2.92 4(x+2)=32 x+2=8 ...
解方程:(1)
x
+7.75=11.5 ...
答:
x=5.5;(5)
5.6x=17.28-4x
5.6x+4x=17.28-4x+4x 9.6x÷9.6=17.28÷9.6 x=1.8;(6)34x+12x=214 54x=214 54x÷54=214÷54 x=1.8;(7)5×(x+2)=32 5×(x+2)÷5=32÷5 x+2-2=6....
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