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Paul [167]
2 years ago
8

I don’t know how to do this problem in math

Mathematics
1 answer:
Elodia [21]2 years ago
5 0

Answer:

142

Step-by-step explanation:

Basically, in f (x) whatever x is will go in the parenthesis.

So,

-(-9)^{2}-7(-9)-2

The two negatives that are next together will turn positive.

9^{2}+63-2

When multiplying two negative numbers turn positive.

9 x 9= 81

81+63-2

144-2=142

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A gym charges a $59 fee plus $7.70 per week that person attends. The total cost y for any number of weeks x can be given using t
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