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1.5x+20=14x-612.2x-2=10x-663.9+12X=119+X4.3x+12=75-6x5.76-4x=7x+216.-32-5x=13-10x7.152-4x=6x+228.2x+10=-90-8x9.-151-9x=10x+2010.10-9x=135-44x11.250-7x=38x+15
题目详情
1.5x+20=14x-61
2.2x-2=10x-66
3.9+12X = 119+X
4.3x+12=75-6x
5.76-4x=7x+21
6.-32 - 5x=13-10x
7.152-4x= 6x+22
8.2x+10 = -90-8x
9.-151-9x=10x+20
10.10-9x= 135-44x
11.250-7x=38x+15
2.2x-2=10x-66
3.9+12X = 119+X
4.3x+12=75-6x
5.76-4x=7x+21
6.-32 - 5x=13-10x
7.152-4x= 6x+22
8.2x+10 = -90-8x
9.-151-9x=10x+20
10.10-9x= 135-44x
11.250-7x=38x+15
▼优质解答
答案和解析
1.5x+20=14x-61 (5-14)x=-61-20 -9x=-81 x=9
2.2x-2=10x-66 (2-10)x=-66+2 -8x=-62 x=31/4
3.9+12X = 119+X (12-1)x=119-9 11x=110 x=10
4.3x+12=75-6x (3+6)x=75-12 9x=63 x=7
5.76-4x=7x+21 -11x=-55 x=5
6.-32 - 5x=13-10x 5x=45 x=9
7.152-4x= 6x+22 -10x=-130 x=13
8.2x+10 = -90-8x 10x=-100 x=-10
9.-151-9x=10x+20 -19x=171 x=-9
10.10-9x= 135-44x (44-9)x=135-10 35x=125 x=25/7
11.250-7x=38x+15 -45x=-235 x=47/9
2.2x-2=10x-66 (2-10)x=-66+2 -8x=-62 x=31/4
3.9+12X = 119+X (12-1)x=119-9 11x=110 x=10
4.3x+12=75-6x (3+6)x=75-12 9x=63 x=7
5.76-4x=7x+21 -11x=-55 x=5
6.-32 - 5x=13-10x 5x=45 x=9
7.152-4x= 6x+22 -10x=-130 x=13
8.2x+10 = -90-8x 10x=-100 x=-10
9.-151-9x=10x+20 -19x=171 x=-9
10.10-9x= 135-44x (44-9)x=135-10 35x=125 x=25/7
11.250-7x=38x+15 -45x=-235 x=47/9
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