Question 710239
 the sum of a number and twice the second number is 15. when the second number is subtracted from the first number, the difference is 3. find the two numbers
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Equations:
x + 2y = 15
x - y = 3
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Subtract and solve for "y":
3y = 12
y = 4
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Solve for "x":
x-y = 3
x - 4 = 3
x = 7
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Cheers,
Stan H.
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