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denlesun
@denlesun
July 2022
2
7
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4(21-3x)=54-2x решите пожалуйста
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trowl
Verified answer
4(21-3х)=54-2х
84-12х=54-2х
10х=30
х=3
1 votes
Thanks 1
denlesun
спасибо а откуда взялось 84
denlesun
???
trowl
перемножили 4 и 21
denlesun
а спс
uchilka2012
Verified answer
4(21-3x)=54-2x
84-12х=54-2х
2х-12х=54-84
-10х=-30
х=3
0 votes
Thanks 0
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Answers & Comments
Verified answer
4(21-3х)=54-2х84-12х=54-2х
10х=30
х=3
Verified answer
4(21-3x)=54-2x84-12х=54-2х
2х-12х=54-84
-10х=-30
х=3