Answer:
B
Step-by-step explanation:
An integer is any whole number (both positive and negative) and zero.
5k²-8k-45k+72 = 5k²-53k+72
Answer: 5k² - 53k + 72
The coefficient C-term is 1 in problem. The coefficient is the number before the variable of said equation. Example, the coefficient of X for thus problem 4x-4y is 4 the number BEFORE the variable, never variable itself it won’t ever be 4x