65.7k views
5 votes
Three times David's age plus 3 is Mark's age. What is David's age?

User Winter
by
7.3k points

2 Answers

3 votes

Answer:

It should be 3x+3

Explanation:

User Aric TenEyck
by
6.3k points
6 votes
If we say that David's age is X

you multiply X by three and then you add three. This becomes:
3x + 3
User Peter Foti
by
6.3k points
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