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faust18 [17]
2 years ago
12

-28=p+21 Please help I don’t understand

Mathematics
2 answers:
Setler79 [48]2 years ago
5 0

-28=p+21

Move variables to the left- hand side and change its sign

-p-28=21

Move constant to the right hand side and change its sign

-p=21+28

Add the numbers

-p=49

Changes the sign on both sides of the equation

p=-49

Answer :p=-49

PLEASE MARK ME AS BRAINLIEST

gayaneshka [121]2 years ago
3 0

Answer: -7

Step-by-step explanation:

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