Simplify
7x^2 - 2x + 19 + 2x^2 - 7x + 4
Collect like terms;
(7x^2 + 2x^2) + (-2x - 7x) + (19 + 4)
Simplify
<u>9x^2 - 9x + 23</u>
Here is ur perfect answer
Answer:
I believe it would be 21 units . dont let extra line's confuse you just pay attention to the letters its asking for
They are used for calculating to the exact amount