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8Feniks8
@8Feniks8
July 2022
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Упростить выражение:
А) (7a-3)-(-8-2a)
Б) 2y-5(4-3y)
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Answers & Comments
aloshana
A)7a-3+8+2a=9a+5
Б)2y-20+15y
1 votes
Thanks 1
MaryVolodkina
А) (7а-3)-(-8-2а)=
7а
-3-8+
2а
=9а-11
б) 2у-5(4-3у)=
2у
-20+
15у
=17у-20
3 votes
Thanks 3
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Answers & Comments
Б)2y-20+15y
б) 2у-5(4-3у)=2у-20+15у=17у-20