Asked by trippy blue
One-third of Olivia’s age, increased by 12, is equal to twice her age, decreased by 3. How old is Olivia?
Answers
Answered by
Reiny
Just translate the sentence into Math:
let Olivia's age be x
One-third of Olivia’s age, increased by 12:
(1/3)x + 12
is equal to : =
twice her age, decreased by 3:
2x - 3
put it together, then solve:
(1/3)x + 12 = 3x - 3
I suggest multiplying each term by 3 to get rid of the fraction
let Olivia's age be x
One-third of Olivia’s age, increased by 12:
(1/3)x + 12
is equal to : =
twice her age, decreased by 3:
2x - 3
put it together, then solve:
(1/3)x + 12 = 3x - 3
I suggest multiplying each term by 3 to get rid of the fraction
Answered by
Anonymous
25
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