Answer:
x^3 +8x^2 +13
Step-by-step explanation:
(6x^2 - 3 + 5x^3) - (4x^3 - 2x^2 - 16)
Distribute the minus sign
6x^2 - 3 + 5x^3 -4x^3 + 2x^2 + 16
Combine like terms
Answer:b
The one on the top left
Slope of one third and y intercept -4
Answer: it may be 85 but i didnt get anything else
Answer: 23in squared
9 plus 4 plus 10