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Mario is x years old. In 7 years, he will be 19. Which equation can be used to determine Mario’s present age? a. x−7=19 b. x+7=19 c. x=19−7 d. x=19+7
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Mario is x years old. In 7 years, he will be 19. Which equation can be used to determine Mario’s present age?

a. x−7=19
b. x+7=19
c. x=19−7
d. x=19+7

User Mork
by
8.0k points

1 Answer

4 votes

Answer:

b) x+7=19

Explanation:

19-7=12 Mario is currently 12 years old.

User Azamat Zorkanov
by
7.7k points
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