解方程:x-2[x-3(x+4)-5]=3{2x-[x-8(x-4)]}-2

2024-11-13 03:53:36
推荐回答(5个)
回答1:

俊狼猎英团队老坦稿为您解答:

x-2[x-3(x+4)-5]=3{2x-[x-8(x-4)]}-2
X-2[信唯X-3X-12-5]=3{2X-[X-8X+32]侍孝}-2
X-2(-2X-17)=3(2X+7X-32)-2
X+4X+34=27X-96-2
5X+34=27X-98
-22X=-132
X=6

回答2:

x-2[x-3(x+4)-5]=3{2x-[x-8(x-4)]}-2
x-2[x-3x-12-5]=3{2x-[x-8x+32]}-2
x-2[-2x-17]=3{2x-[-7x+32]}-2
x+4x+34=3{2x+7x-32}-2
5x+14=3{9x-32}-2
5x+34=27x-96-2
5x+34=27x-98
27x-5x=98+34
22x=132
x=6

回答3:

x-2[x-3(x+4)-5]=3{2x-[x-8(x-4)]}-2
x-2(x-3x-12-5)=3[2x-(x-8x+32)]-2
x-2(-2x-17)=3[2x-(-7x+32)]-2
x+4x+34=3(2x+7x-32)-2
5x+34=3(9x-32)-2
5x+34=27x-96-2
-32x=-132
x=33/8

回答4:

x-2[x-3(x+4)-5]=3{2x-[x-8(x-4)]}-2
x-2x+6(x+4)+10=6x-3x+24(x-4)-2
-x+6x+24+10=3x+24x-96-2
5x-27x=-98-34
-22x=-132
x=6

回答5:

x=6