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>
Answer:
check the length and the angles and check the height of it
Answer:
The answer to the problem is -4 the other answer is wrong
I hope I helped you.