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;
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Factorization : brainly.com/question/11930808
Keywords : Operation
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Answer:
x=30 should be the answer
NO
no integers are considered irrational numbers.
Answer:
Step-by-step explanation:
Answer:
D. 75x+160<760
Step-by-step explanation:
The reason is 75 has to be a variable because it changes with time. The fee is a fixed rate that will not change no matter the time. All of these values must be less than 760 meaning the variable and constant must be less than (<) 760