SOLUTION: billy and joey play on the same baseball team. together they score 12 runs. Billy scores twice as many runs as Joey. How many runs did each boy score?

Question 791465: billy and joey play on the same baseball team. together they score 12 runs. Billy scores twice as many runs as Joey. How many runs did each boy score?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
billy and joey play on the same baseball team. together they score 12 runs. Billy scores twice as many runs as Joey. How many runs did each boy score?
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Equations:
b + J = 12
b = 2J
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Substitute for "b" and solve for "j":
2J + J = 12
3J = 12
J = 4 (Joey's runs)
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Solve for "b":
b = 2J
b = 8 (Billy's runs)
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Cheers,
Stan H.
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