Asked by Jane
How would I reduce the equation
7n=n-5n(n+4)
7n=n-5n(n+4)
Answers
Answered by
Reiny
7n = n - 5n^2 - 20n
5n^2 + 26n = 0
n(5n + 26) = 0
n = 0 or n = -26/5
5n^2 + 26n = 0
n(5n + 26) = 0
n = 0 or n = -26/5
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