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22 votes
Alice's age is 5 years less than 4 times her brother's age. Alice's age is 15 minus her brother's age. How old is Alice?​

User Mozes Ong
by
9.2k points

2 Answers

3 votes

Answer:

Alice is 6 1/9

Explanation:

a is Alice and b is brother

a=4b-5

a=b-15

I prefer to use elimination

a=4b-5

-a=-b15

-3b=10

b=-10/3

a=4(10/3)-5

a=-55/3

User Cvbattum
by
8.7k points
9 votes
6 1:9 oohgbsjdjjejnx
User Hsivonen
by
8.3k points
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