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4 votes
4 votes
PLEASE ANSWER!!!

In 1987, 34.7 million households owned a dog, and 27.7 million
owned a cat. Since then, dog ownership has decreased by 0.025
million households per year, and cat ownership has increased by
0.375 million households
per year. How many years, y, will it
take for them to be equal?

User Fearoffours
by
2.7k points

2 Answers

25 votes
25 votes

Answer:

17.5

Explanation:

Your welcome From DanYeetzz

User Arjun Yadav
by
2.7k points
7 votes
7 votes

Answer:

y=17.5

Explanation:

y=# of years

34.7-0.025, you subtract since it has decreased.

27.7+0.375, you add since it increased.

Put them into equations:

34.7-0.025y=27.7+0.375y

*whatever you do to one side, you do to the other*

Solve the equation and get y=17.5

User Falk Tandetzky
by
3.2k points