SOLUTION: Four times the difference between 44 and Sarah's age (a) is 64. Assume Sarah is younger than 44.

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Question 845839: Four times the difference between 44 and Sarah's age (a) is 64. Assume Sarah is younger than 44.
Answer by pmesler(52) About Me  (Show Source):
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Start out by writing the problem mathematically. Let Sarah's age = x
Therefore, four times the difference between 44 and x is 64 can be written
4x-44 = 64
Now solve for x.
Add 44 to both sides.
4x = 108
Divide each side by 4.
x = 27. Therefore Sarah is 27 years old.