SOLUTION: Jason weighs 36 pounds. Together he and his sister weigh four pounds more than three times the weight of his sister. What is the weight, w , of Jason's sister?

Question 926115: Jason weighs 36 pounds. Together he and his sister weigh four pounds more than three times the weight of his sister. What is the weight, w , of Jason's sister?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Jason weighs 36 pounds. Together he and his sister weigh four pounds more than three times the weight of his sister. What is the weight, w , of Jason's sister?
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Equations:
j = 36 lbs
j + s = 3s+4
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Substitute for "j" and solve for "s"::
36 + s = 3s+4
2s = 32
sister's weight = 16 lbs.
Cheers,
Stan H.
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