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Pro78
@Pro78
July 2022
2
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1/(4x-4)=5 Как решить?
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Liza08082008
Verified answer
1/(4х-4)=5/1
5(4х-4)=1*1
20х-20=1
20х=21
х=21/20
х=1 1/20
1 votes
Thanks 1
Pro78
у меня по-другому: 4х-4=1/5; 4х=5*4+1; 4х = 21/5; х=21/5
Liza08082008
у тебя 4х=21/5,затем х=21/20 ... А ты 4 потерял в решении,посмотри внимательно
sedinalana
Verified answer
1/(4x-4)=5
4x-4≠0⇒4x≠4⇒x≠1
4x-4=1/5
4x=4+0,2
x=4,2:4
x=1,05
0 votes
Thanks 0
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Answers & Comments
Verified answer
1/(4х-4)=5/15(4х-4)=1*1
20х-20=1
20х=21
х=21/20
х=1 1/20
Verified answer
1/(4x-4)=54x-4≠0⇒4x≠4⇒x≠1
4x-4=1/5
4x=4+0,2
x=4,2:4
x=1,05