SOLUTION: julies's salary is 3 times jill's salary. together they earn $320 a month.find each girl's salary.
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Question 697903: julies's salary is 3 times jill's salary. together they earn $320 a month.find each girl's salary.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
julies's salary is 3 times jill's salary. together they earn $320 a month.find each girl's salary.
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Equations:
L = 3J
L + J = 320
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Substitute for "L" and solve for "J":
3J + J = 320
4J = 320
J = $80.00 (Jill's salary)
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L = 3J = $240.00 (Julie's salary)
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Cheers,
Stan H.
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