化简:2(x-3)-5(-x+4)
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/06/22 22:04:29
化简:2(x-3)-5(-x+4)
![化简:2(x-3)-5(-x+4)](/uploads/image/z/18004656-48-6.jpg?t=%E5%8C%96%E7%AE%80%EF%BC%9A2%EF%BC%88x-3%29-5%EF%BC%88-x%2B4%EF%BC%89)
2(x-3)-5(-x+4)
=2x-6+5x-20
=7x-26
=2x-6+5x-20
=7x-26
(x+2/x+1)-(x+4/x+3)-(x+3/x+2)+(x+5/x+4)
化简(-2x^2)+3x+2)-3(7x^2-5x-1)-(4x^2-x+6)
3x²-【5x²+(3x²-2x)-(2x²-4x)】 化简
计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1
化简3x^2(x-1)-3x(x^2+1)+4x(2X-5)
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
化简 x(x-1)+2x(x+1)-3x(2x-5)
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
化简:[(x+2)/(x^2-4)-(2x-5)/(x-4x+4)]÷[(x-3)/(x-2)]
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?