SOLUTION: In 15 years, Alma will be four times as old as she was nine years ago. HOw old is she now?

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Question 779203: In 15 years, Alma will be four times as old as she was nine years ago. HOw old is she now?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
x = Alma's current age

x + 15 = 4(x - 9)
x + 15 = 4x - 36
-3x = -51
x = 17

Alma is 17 now.