Question

My sister is 11 years old. My brother says that his age minus nineteen is equal to my sister's age. How old is my brother? Enter an equation, using b as your variable, to find how old my brother is. The equation is My brother is years old.

Answer 1

He would be 28, 28 is correct

Answer 2

He would be 28

Explanation:

• You would add the 11 plus the 17 and you should get 28.

• To check your answer, you would now subtract the 17 from the 28.

• Your answer should be 11.