Answer:
OK with what
Step-by-step explanation:
OK with what
Equation B is linear. A linear equation will not contain exponents.

Step-by-step explanation:
This can be written as;

Perform factorization
9-a²=difference of squares formula
(3+a)(3-a)
4a²-4a-24
4(a²-a-6)
4(a²-3a+2a-6)
4(a(a-3)+2(a-3))
4((a+2)(a-3))
a²-6a+9
a²-3a-3a+9
a(a-3)-3(a-3)
(a-3)(a-3)
Rewrite the operation as;

cancel common to remain with;

Learn More
Factorization : brainly.com/question/11930808
Keywords : Operation
#LearnwithBrainly