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Bryn's age is given by the expression 3g - 7, where g is her sister Gabriela's age. If Bryn is 17, how old is Gabriela?
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Bryn's age is given by the expression 3g - 7, where g is her sister Gabriela's age. If Bryn is 17, how old is Gabriela?

User CasualDemon
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2 Answers

7 votes

Answer:

The person above me has the correct answer! :)

Explanation:

User Robinvdvleuten
by
5.9k points
5 votes
You are told that B=3g-7 and you are also told that B=17 so

3g-7=17 add 7 to both sides

3g=24 divide both sides by 3

g=8

So Gabriela is 8 years of age.
User Apatniv
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