4.6+3x=34
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4.6+3x=344.6+3x=344.6+3x=344.6+3x=343x=34-4.63x=29.4x=9.8
4.6+3x=34
4.6+3x=34
4.6+3x=34
4.6+3x=34
3x=34-4.6
3x=29.4
x=9.8
4.6+3x=34
x-3/10x=3/10x-1.8+4.6
5X+34=3X+54, X=( )
用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+.
x^3-11x^2+34x-20=0
5x-3(10-x)=34
(56-x)÷(34-x)=3
3x+4(9-x)=34
34-x+6-3x=30
3x+4(9-x)=34
20 +3x=34-x
3x+34-x=40
解方程(12x-10)/(4x-3)+(32x-34)/(8x-9)=(24x-23)/(8x-7)+(16x-19)/(4x-5)
12x-10/4x-3 + 32x-34/8x-9 = 24x-23/8x-7 + 16x-19/4x-5
解方程 8.8x-2.4x=3.2 4.6x+5.4x=10.89 3(x+1.解方程8.8x-2.4x=3.24.6x+5.4x=10.893(x+1.7)=9.6(x-4.5)6=31.8
3x*x=1600+x*x-80x
(X+1)X(X+2)X(X+3)=504
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