# Equations and polynomials? II (easier)

Algebra Level 4

Let reals $$a, b, c$$ satisfy:

$$a+b=15,$$

$$ab+c=74,$$

$$ac=120.$$

Find the sum of all possible values of $$a$$.

This is a simpler version (and a hint) of the problem Equations and Polynomials and is part of the set ... and polynomials

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