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帮忙解决以下方程.1.1/5X+50=2/3X+62.2/5X+5/8*2/5x+5/7(X-2/5X-1/4X)+80=X3.7.5+x-15.3=3/5x4.1/20*(10+x)+1/30*10=15.(1/15+1/15*0.15)x=16.(1/24+1/30)*8+1/x*6=17.(1/9+1/12+1/18)x=28.200*2a=40ax9.18x=6+(18-3)*0.510.8*1/15a=5ax11.x=4(32.5-x)1
题目详情
帮忙解决以下方程.
1.1/5X+50=2/3X+6
2.2/5X+5/8*2/5x+5/7(X-2/5X-1/4X)+80=X
3.7.5+x-15.3=3/5x
4.1/20*(10+x)+1/30*10=1
5.(1/15+1/15*0.15)x=1
6.(1/24+1/30)*8+1/x*6=1
7.(1/9+1/12+1/18)x=2
8.200*2a=40ax
9.18x=6+(18-3)*0.5
10.8*1/15a=5ax
11.x=4(32.5-x)
12.27-x=2x+3
13.1/2x+30+[(x-1/2x-30)*1/2-100]+150+60=x
14.5x-8(20-x)=61
1.1/5X+50=2/3X+6
2.2/5X+5/8*2/5x+5/7(X-2/5X-1/4X)+80=X
3.7.5+x-15.3=3/5x
4.1/20*(10+x)+1/30*10=1
5.(1/15+1/15*0.15)x=1
6.(1/24+1/30)*8+1/x*6=1
7.(1/9+1/12+1/18)x=2
8.200*2a=40ax
9.18x=6+(18-3)*0.5
10.8*1/15a=5ax
11.x=4(32.5-x)
12.27-x=2x+3
13.1/2x+30+[(x-1/2x-30)*1/2-100]+150+60=x
14.5x-8(20-x)=61
▼优质解答
答案和解析
1.2/3X-1/5X=50-6 7/15X=44 X=660/7
2.2/5X+1/4x+1/4X+80=X x-2/5X-1/2x=80 1/10x=80 x=800
3.x-3/5x=15.3-7.5 2/5x=7.8 x=19.5
4.1/2+1/20x+1/3=1 1/20x =1/6 x=10/3
5.1/15*1.15x=1 23/300x=1 x=300/23
6.3/5+6/x=1 6/x=2/5 x=6/(2/5)=15
7.(1/9+1/12+1/18)x=2 1/4x=2 x=8
8.400=40x x=10
9.18x=6+7.5 x=0.75
10.8/15=5x x=8/3
11.x=130-4x 4x+x=130 x=26
12.2x+x=27-3 3x=24 x=8
13.1/2x+30+1/4x-15-100+150+60=x x-1/2x-1/4x=125 x=500
14.5x-160+8x=61 13x=221 x=17
2.2/5X+1/4x+1/4X+80=X x-2/5X-1/2x=80 1/10x=80 x=800
3.x-3/5x=15.3-7.5 2/5x=7.8 x=19.5
4.1/2+1/20x+1/3=1 1/20x =1/6 x=10/3
5.1/15*1.15x=1 23/300x=1 x=300/23
6.3/5+6/x=1 6/x=2/5 x=6/(2/5)=15
7.(1/9+1/12+1/18)x=2 1/4x=2 x=8
8.400=40x x=10
9.18x=6+7.5 x=0.75
10.8/15=5x x=8/3
11.x=130-4x 4x+x=130 x=26
12.2x+x=27-3 3x=24 x=8
13.1/2x+30+1/4x-15-100+150+60=x x-1/2x-1/4x=125 x=500
14.5x-160+8x=61 13x=221 x=17
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