asked 200k views
4 votes
Danielle is x years old. Her sister is five years older and her brother is half Danielle’s age. Write an expression in simplest form for the sum of their ages

asked
User Djna
by
8.4k points

1 Answer

5 votes
Let x = Danielle, x + 5 = her sister, and .5x = her brother.

x + x + 5 + .5x = the sum of their ages.

Then we simplify to get 2.5x + 5 = the sum of their ages.
answered
User Vasile Tomoiaga
by
9.2k points
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