-2/3x^2+10x=36解
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-2/3x^2+10x=36解
-2/3x^2+10x=36解
-2/3x^2+10x=36解
x=6或9…………
30x^3-2=108x^2
三元一次方程的解法
-2/3x^2+10x=36-------------x^2-15x=-54(2边都乘以-3/2)------------x^2-15x+54=0
-----(x-17)(x+2)=0
x1=17,x2=-2
-2/3x^2+10x=36
2x²-30x+108=0
x²-15x+54=0
(x-6)(x-9)=0
x1=6
x2=9
X+X-10+X-2=36*3怎么解
1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550必须用解方程
一个“整式的乘法”的问题请先阅读下列解题过程,再仿做下面的问题.已知X*X + X - 1=0,求X*X*X + 2*X*X + 3的值.解X*X*X + 2X*X +3=X*X*X +X*X -X +X*X +X +3=X{X*X +X -1} +X*X +X -1 +4=0+0+4=4+ x + X*X + X*X*X=0.+ X*X + X*X*X
解方程 式子 6-2x+3x=3x-4x+3x+18 6-x+3x=2x-5x+1 2x-1=5x-36-2x+3x=3x-4x+3x+18 6-x+3x=2x-5x+12x-1=5x-3
解方程(x^2-10x+15)/(x^2-6x+15)=3x/(x^2-8x+15)
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
解方程(x/x(x+2))+(x/(x+2)(x+4))+.+x/(x+8)(x+10)=1
X+X+X+(X-1)+(X-2)+(X-3)+(X-4)=10(X-3)+(X-4)
解方程:(2x+3)+(x-7)(x+6)=x²-10解方程:x(2x+3)+(x-7)(x+6)=x²-10
试解方程:2/(x+1)(x+2) + 2/(x+2)(x+3)+ … +2/(x+10)(x+11)=5x/(x+1)(x+11)
解方程:1/x+1/x(x+1)+1/(x+1)(x+2)+1/(x+2)(x+3)+……+1/(x+9)(x+10)=0
36-(3x-10)=x-2x 3.2x=14.2-1.5x求用方程解36-(3x-10)=x-2x 3.2x=14.2-1.5x
解方程:x/4=30% 36/x=3/4 10/x=2.5/0.8 x/4=1.2/5 X/1.2=1.5/0.6 x/0.4=1.5/6 x/7=0.6/3.5 x/10=0.1/25-3x=8x+1 2(x-2)+2=x+1 3-x=2-5(x-1) 3x=5(32-x) 7(4-x)=9(x-4) 7x-8=2x+27 5x-18=3-2x (7x-4)+3(x-2)=2x+6 2(3x-4)+(4-x)=4x我是六年级的学生,我希望
x+2x×10=10x+2x+36
解方程:(x+2)(x+2)-x*x=36
x*x+2*x+1=36,x怎么解,
10x -6.2x-2x=36 x=?
解方程:7x-2x+3x=36