SOLUTION: the difference of two numbers is 4. the sum of thrice the larger number and four times the smaller number is 61. find the numbers.
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Question 811963: the difference of two numbers is 4. the sum of thrice the larger number and four times the smaller number is 61. find the numbers.
Answer by Stitch(470) (Show Source): You can put this solution on YOUR website!
Equation 1:
Equation 2:
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Plug (A+4) into equation 2 for B.
Equation 2:
Multiply the 3 through.
Combine like terms.
Subtract 12 from both sides.
Divide both sides by 7.
-----------------------
Plug 7 into equation 1 for A.
Equation 1:
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