SOLUTION: The sum of two numbers is twenty-one. Four times the smaller is equal to two times the larger.
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Question 1066866: The sum of two numbers is twenty-one. Four times the smaller is equal to two times the larger.
Found 2 solutions by josgarithmetic, math_helper:
Answer by josgarithmetic(39625) (Show Source): You can put this solution on YOUR website!
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Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!
x + y = 21 , and let x be the smaller number, so x < y
4x = 2y —> 2x=y —> plug into top eqn: x + (2x) = 21 —> x=7 —> y=14
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Ans: the numbers are 7 and 14
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