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An equation clearly declares that there is just one equation.
Let's solve it step by step.
Explanation:
Given solutions m = -5, and m = 9
⇒ (m + 5) (m - 9) = 0
One possibility is that of a quadratic equation.
y = (m + 5) (m - 9)
y = m2 - 9m + 5m - 45
Y = m2 - 4m - 45