Question

Type the correct answer in each box.Consider the expressions shown below.-9.12 - 2x + 7 912 – 21 + 2 952 + 2x - 7Complete the following statements with the letter that represents the expression.

Answer 1

$\begin{gathered} (7x^2-5x+3)+(2x^2+3x-1) \\ 9x^2-2x+2 \\ B \end{gathered}$

$\begin{gathered} (3x^2-4x-4)+(-12x^2+2x+11) \\ -9x^2-2x+7 \\ A \end{gathered}$

$\begin{gathered} (4x^2-3x-9)+(5x^2+5x+2) \\ 9x^2+2x-7 \\ C \end{gathered}$