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NICCCCON
@NICCCCON
July 2022
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Решить уровнение.
1)5,4*(0,5x+4)=8.1*(4+x)
2)3/5*(1/2 х+1/3)=1/4 х+7/24
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eleandra1
1)
5,4*0,5х+5,4*4=8,1*4+8,1х
2,7х+21,6=32,4+8,1х
2,7х-8,1х=32,4-21,6
-5,4х=10,8
х=10,8/(-5,4)
х= -2
2)
3/5*1/2х+3/5*1/3=1/4х+7/24
3/10х+1/5=1/4х+7/24
3/10х-1/4х=7/24-1/5
6/20х=5/20х=35/120-24/120
1/20х=11/120
х=11/120 : 1/20=11/120*20/1
х=11/6=1 5/6
2 votes
Thanks 1
NICCCCON
спасибо
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Answers & Comments
5,4*0,5х+5,4*4=8,1*4+8,1х
2,7х+21,6=32,4+8,1х
2,7х-8,1х=32,4-21,6
-5,4х=10,8
х=10,8/(-5,4)
х= -2
2)
3/5*1/2х+3/5*1/3=1/4х+7/24
3/10х+1/5=1/4х+7/24
3/10х-1/4х=7/24-1/5
6/20х=5/20х=35/120-24/120
1/20х=11/120
х=11/120 : 1/20=11/120*20/1
х=11/6=1 5/6