Answer:

Step-by-step explanation:
This can be simplified by combing like terms.
8x^2 and 15x^2 are like terms. Since both numbers are positive, we add them together.
The sum of 8x^2 and 15x^2 is 23x^2
I hope this helps.
Answer:172.5
Step-by-step explanation:Xoxo
A) 5x^3 +2x - 1
Good luck.
Answer:
24.75
Step-by-step explanation:
divide 33.00 by 4 and multiply the sum by 3
512,000 80 times 100 times 80 times .8