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Mary is 21 years old. Her age is 9 years more than 3 times Harry’s age. Which equation can be used to determine x, Harry’s age in years?

Mary is 21 years old. Her age is 9 years more than 3 times Harry’s age. Which equation can be used to determine x, Harry’s age in years?
asked 167k views
2 votes
Mary is 21 years old. Her age is 9 years more than 3 times Harry’s age. Which equation can be used to determine x, Harry’s age in years?

asked
User Bayramucuncu
by
7.6k points

2 Answers

7 votes

Answer:

4 is his age

Explanation:

answered
User Victor Ermolaev
by
8.4k points
6 votes

Answer: 21=3x+9 hope i helped

answered
User LWC
by
8.0k points
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