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How old was Lisa x years ago if she is now 13? Which expression represents this? x + 13 x - 13 13 - x

How old was Lisa x years ago if she is now 13? Which expression represents this? x + 13 x - 13 13 - x
asked 95.5k views
4 votes
How old was Lisa x years ago if she is now 13?

Which expression represents this?

x + 13
x - 13
13 - x

asked
User DjHacktorReborn
by
8.4k points

2 Answers

4 votes

Answer:

13 - X

Explanation:

answered
User Anton Shishkin
by
8.1k points
5 votes
13 minus x because it will equal her age
answered
User Melik
by
8.4k points
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