2(5x+1)-24>3(x-5)

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2(5x+1)-24>3(x-5)2(5x+1)-24>3(x-5)2(5x+1)-24>3(x-5)就是正常的解不等式问题,去括号,移项,合并同类项,只是最后做系数化为1的时候注意不等式符号.10X

2(5x+1)-24>3(x-5)
2(5x+1)-24>3(x-5)

2(5x+1)-24>3(x-5)
就是正常的解不等式问题,去括号,移项,合并同类项,只是最后做系数化为1的时候注意不等式符号.
10X+2-24>3X-15
7X>5
X>5/7

10x+2-24>3x-15
7x>5
x>5/7

X》1

x>1

2(5x+1)-24>3(x-5)
10x+2-24>3x-15
10x-22>3x -15
7x>7
x>1

您好
2(5x+1)-24>3(x-5)
10x+2-24>3x-15
7x>7
x>7

解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1 计算(x*x+4x+5)/(x+2)-(x*x+6x+10)/(x+3)+1 *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || x(x平方-1)+2X平方(X+1)-3X(2X-5)帮个忙 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x 一元二次方程解答!x(5x+4)=5x+44x^2-45=31x-3x^2+22x-24=0(x+8)(x+1)= -12(3x+2)(x+3)=x+14 2道简单的因式分解写下过程(x-3)(x-1)(x+2)(x+4)+24(x^2-5x)(x^2-5x-2)-24 解下列方程!就三道!解下列方程.1、x/x-2 - 1-x²/x²-5x = 2x/x-3(x/x-2 - 1-x²不是一起的!)2、5x/x²+x-6 - 5-2x/x²-x-12=7x-10/x²-6x+8(5x/x²+x-6 - 5-2x不是一起的!)3、x-4/x-5 + x-8/x-9=x-7/x- x+5/x+1-3x-3/x+5=8x+28/x^2+4X-5-2(x+5)/(x+1)-(3x-3)/(x+5)=(8x+28)/(x^2+4X-5)-2 1.(1/X-1 )-2=X^-3X/X^-12.(X/X+1)^+5(X/X+1)+6=03.(8(X^+2X)/X^-1)+ 3(X^-1)/X^+2x x/(x-2)-(1-x ² )/(x ² -5x+6)=(2-x)/(x-3) 解方程,急 1.(x^3-x^2-4x+1)/(x^2-3x+2)-(x^3-2x^2-9x+21)/(x^2-5x+6)+(x^2-3x+8)/(x^2-4x+3)2.{(x^2)/(x-y)}*{y/(x+y)}-{(x^4y)/(x^4-y^4)}÷{(x^2/x^2+y^2)^2} EXCEL两表间同时满足两个条件数据引用如题:表1为原始数据表1 2 3 4 5 6 7 8 9 10.A X X X X X X X X X XB X X X X X X X X X XC X X X X X X X X X XD X X X X X X X X X X .表2(A列) (B列) (C列)A 1A 3B 8B 5C 2D 3...... 3≤|8-x| |x+1|>2-x |x+3|7|x+1| x^2-6|x|+9>0 |x-1|+|x+2|≥5 (1)方法 x(x^2-1)+2x^2 *(x+1)-3x*(2x-5)=x(3x^2-4x)-28 求:(x-2)(x²-6x-9)-x(x-3)(x-5)其中x=三分之一.以及x²(x-1)-x(x²+x-1)其中x=二分之一的答案 (8-7x-6x²+2x³)+(x³+5x²+4x-1)-(-x²-3x+2x³-3) (2x+1)(3x-2)-6x(x-1)-5x+9