Answer:
- 5x²-2x+7+2x²+6x-9
- 5x²+2x²-2x+6x+7-9
- 7x²+4x-2
so, 7x²+4x-2 is yr answer.
hope it helps.
<h3>stay safe healthy and happy.</h3>
D is the answer to the question
The answer is root. Hope this helps!
Answer:
h=22.5167 x 10^0
Step-by-step explanation: