B is your answer. Just count it. That’s if black goes to blue.
1.25j+5.25 would be the answer. just combine like terms
Answer:
Step-by-step explanation:
5x² - 10x - 7 + 5x² + 8 = 5x² + 5x² -10x - 7 + 8
= 10x² - 10x + 1
Bring like terms together and add/ subtract the like terms
