droblesa13 droblesa13

21-08-2018
Mathematics

contestada

5y-9=16 guess and check

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Shinrinyoku Shinrinyoku

21-08-2018

5y - 9 = 16

add 9 to both sides leaving us with
5y = 25

divide both sides by 5
5 / 5 = 1y
25 / 5 = 5
therefore

y = 5

(What you do to one side, you do to the other).

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milkshake14 milkshake14

21-08-2018

The answer is y=5, but you may need to work it out and show your work

Answer Link

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