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Cerrena [4.2K]
3 years ago
5

Find the value of x. (3x-9)(x+7)

Mathematics
1 answer:
NISA [10]3 years ago
3 0

Answer:

The answer to this question is 23

Step-by-step explanation:

The reason is because....

23x3= 69

69-9=60

60+ (x+7)

23+7=30

30+60=90

The angle shown is a 90 degree angle therefore this is your answer.

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Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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3 years ago
Under his cell phone plan, William pays a flat cost of $54.50 per month and $3 per gigabyte. He wants to keep his bill at $66.20
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Answer:

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Step-by-step explanation:

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