21-01-2016
Mathematics

Answered

Find y.

5x-3y=21

(Explanation would be helpful too.)

Verified Answer :

Anonymous Anonymous

21-01-2016

here is a possible answer:

x=9 (5x = 45)
y=8 (3y=24)

Subtract 24 from 45 and you get 21; this is how you check to make sure your answer is correct–by finding x

so, y = 24
I just used the guess and check strategy to get my answer

please mark as brainliest or give good rating if this helped you. I hope it did!

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