(3x+1)²-(2x-1)²=(x-1)(5x+2)-24
3个回答
9x²+1+6x-4x²-1+4x = 5x²+2-5x-2-24
合并同类项得13x=-26
x=-2
相关问题
解方程(3x+1)²-(2x-1)²=(x-1)(5x+2)-24
1x2/1+2x3/1+3x4/1+4x5/1+...23x24/1
(1)(x+1)-2(x-1)=1-3x (2)4(x-2)-12x=24-3(x+1) (3)2(4y+5)-3(3y
((3x-7)^2-(x+5)^2)/(4x-24).2,((x^2+1)^2-4x(x^2+1)+4x^2)/(x-1
(1)x/(1-1/5)=24(2)4/5/x=24(3)4/5x=24(4)1/2+1/4+1/8+1/10+1/32
1/5*[x/3+48-x]+2x/3=24
2x(2x-5)(2x+5)-(1+2x)(1-2x+4x2)=24
解方程:(1)2x-1=5x+7;(2)2-3(x-5)=2x;(3)[1−y/3−y=3−y+24].
方程:①1-4/5X-1/5=1/2 ②5X+10=3X+12 ③2×(24+3X)=45+7X
4x-x=24 1.5x-x=1 3.2x-1=63 6.6x-5x=8