Answer:
B
Step-by-step explanation:
Combine like term.
Hers 7x and (-5x) are like terms
7x + 4x² - 5x = 7x - 5x + 4x²
= 2x + 4x²
Add all the values up and then divide by 2
-1.5
3/8 is 0.375 in decimal form
