SOLUTION: 7k+ar=-6y+r solve for r

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Question 213812: 7k+ar=-6y+r solve for r

Answer by RAY100(1637) About Me  (Show Source):
You can put this solution on YOUR website!
7k +ar = -6y +r,,,,,subt (ar) and adding(6y) to both sides
.
7k + 6y = r - ar,,,,,,factor
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7k+6y = r(1-a),,,,,,divide by (1-a)
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(7k+6y) / (1-a) = r
.