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misheldanilova
@misheldanilova
July 2022
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Помогите (7х+5)×2=30-х
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SteelR
(7х+5)×2=30-х
14x + 10 = 30 - x
15x = 20
x = 4 / 3
0 votes
Thanks 0
kdid
(7х+5)×2=30-х14х+10=30-х
14х+х=30-10
15х=20
х=20/15
х=4/3
х=1 1/3
0 votes
Thanks 0
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Answers & Comments
14x + 10 = 30 - x
15x = 20
x = 4 / 3
14х+х=30-10
15х=20
х=20/15
х=4/3
х=1 1/3