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9966 [12]
2 years ago
5

What formula could I use to solve this ? Using f(x) =-3+7 What is x when f(x) = -20

Mathematics
1 answer:
UNO [17]2 years ago
5 0

Answer:

x = 9

Step-by-step explanation:

I think you wrote the question wrong (I am assuming that there is a x next to the -3).

Subtract 7

-27 = -3x

divide by -3

9 = x

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