Can you help me find the roots of the polynominal of 5x2 - x....I believe it is 0 and 5...

I need help in finding the factorization of x2 - 15x + 56

and can u help me in finding the solutions of the equation x2 + 30x = 1000...
I came up with 20 and 50..but i think it is wrong....thank You

2 answers

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Need more info for the first problem.x(5x-1) = ?

What numbers will give you a product of 56 and add to -15?

x(x+30) = 1000

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