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Artemlovedog13
@Artemlovedog13
July 2022
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Привет. Помогите сделать задание по математике. Решите уравнение:
4+х/7 - x+6/3= -1
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sedinalana
Verified answer
Приведем к общему знаменателю 21
3(4+x)-7(x+6)=-21
12+3x-7x-42=-21
-4x=-21+30
-4x=9
x=9:(-4)
x=-2,25
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Artemlovedog13
Спасибо
orion8105
(4+х)3-(х+6)7= -1*21
12+3х-7х-42= -21
-4х= -21+42-12
-4х= 9
х= 9/-4
х= -2 1/4
0 votes
Thanks 0
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Answers & Comments
Verified answer
Приведем к общему знаменателю 213(4+x)-7(x+6)=-21
12+3x-7x-42=-21
-4x=-21+30
-4x=9
x=9:(-4)
x=-2,25
12+3х-7х-42= -21
-4х= -21+42-12
-4х= 9
х= 9/-4
х= -2 1/4