SOLUTION: jamal is 12 years older than twice stephanie's age. the sum of their ages is 45.
Algebra.Com
Question 677812: jamal is 12 years older than twice stephanie's age. the sum of their ages is 45.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
jamal is 12 years older than twice stephanie's age. the sum of their ages is 45.
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Equation:
j + s = 45
j = 2s+12
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Substitute for "j" and solve for "s":
2s+12 + s = 45
3s = 33
s = 11 (Stephanie's age now)
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Solve for "j":
j + s = 45
j + 11 = 45
j = 34 (Jamal's age now)
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Cheers,
Stan H.
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