(x+24)*17/6=(x-24)*3
(x+24)*17/6=(x-24)*3
1/(x+2)(x+4)+1/(x+a)(x+6)+1/(x+6)(x+8)=2/(3x+24) 解方程
解方程(x-2)X(x的平方-6x-9)=x(x-5)X(x-3)
(1) x-3/x-2 - x-5/x-4=x-7/x-6 - x-9/x-8
15x=23x-24 12+5x=3x-8 3(x-3)=9-(x+6)解 4+x=4x-17解
3/x-1=4/x 6/x+1=x+5/x(x+1)
3x-24=6(x-5)
初一数学x*x+2x+5的值为7,请求3x*x+6x+3的值.因为x*x+2x2x+3=3x(x*x+2x)+2x+2x
解方程:6x(7-x)=36-2x(3x-5) (x+6)(x-5)-(x-1)(x+4)=-24
1-x/3=8-2x/2 解:去分母,得6-2x=3(8-2x) 去括号,得6-2x=24-6x 移项,得-2x+6x=
(x-3)²+(x+4)²-(x-5)²=17x+24 用公式法解方程
已知8x-2.5*0.8x=24,那么0.38x+1.2x=( );已知6x+4x=8,那么70x-( )=29.5