SOLUTION: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number.Define variables, set up equation(s) and solve.

Question 136579: One number is 12 more than another. The sum of the smaller number and twice the larger number is 39. Find the larger number.Define variables, set up equation(s) and solve.
Answer by vleith(2983) (Show Source): You can put this solution on YOUR website!
Let x be one number.
Given and
Use substitution to solve for y as follows:
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Check your answer. = 5. Does ??

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