
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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If you buy 1 container of cream and an unknown number of bagels, x will represent the number of bagels you buy.
1.29+0.75x<=7.00
I say less than or equal to because you cannot buy more than 7 dollars worth of things.
Answer:
No solution
Step-by-step explanation:
4x + 2(2x - 3) = 8(x - 1)
4x + 4x - 6 = 8x - 8
8x - 6 = 8x - 8
0 = -2
There is no value of x makes the equation true.
Use the trigonomeric function:
Answer:
n/3
Step-by-step explanation:
n×by n is=n square.
n/3