## anonymous one year ago Simplify the following expression: (5x2 + 3x + 4) − (2x2 + 5x − 1). If the final answer is written in the form Ax2 + Bx + C, what is the value of A? Numerical Answers Expected! Answer for Blank 1:

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1. Michele_Laino

hint: we can write: $\Large \begin{gathered} \left( {5{x^2} + 3x + 4} \right) - \left( {2{x^2} + 5x - 1} \right) = \hfill \\ \hfill \\ = 5{x^2} + 3x + 4 - 2{x^2} - 5x + 1 = ... \hfill \\ \end{gathered}$ please, simplify

2. Michele_Laino

you have to combine similar terms