I do not know how to simplify equations. How does 5x^2-7X+2 become (x-1) (5x-2)?

Diana,

You are correct that 5x^{2} - 7x + 2 = (x - 1)(5x - 2). The word simplify sometimes confuses me. I am not sure which expression, 5x^{2} - 7x + 2 or (x - 1)(5x - 2) is simpler.

Penny

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