Answers

2015-08-03T22:18:15+08:00
Angelica's age = 15. Father's age = 30.
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2015-08-04T16:11:08+08:00
X = Angelica's age
x + 2 = Age of Angelica's father

x(x+2) = 450
x² + 2x - 450 = 0
(x + ___ ) (x + ___)

di ko na alm hahaha. mamaya ko itutuloy. di ako sanay ng walang scratch paper eh... trial and error kasi
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