Answer:
8663.663
<em>I hope this helped! Mark as brainliest please!</em>
Answer:
B. 6x2+x+7
Step-by-step explanation:
combine like terms
3x^2+3x^2= <u>6x^2</u>
<u>x</u>
3+4=<u>7</u>
The answer is choice D:
exponents are listed from highest to lowest.