myabanemcemolaS myabanemcemolaS

25-03-2017
Mathematics

Answered

Find x if f(x) = 2x + 7 and f(x) = -1.

-4

-3

5

Verified Answer :

chloepenney chloepenney

12-10-2019

Answer:

x = -4

Step-by-step explanation:

To find x when f(x) = 2x + 7 and f(x) = -1, we must make these equations equal to eachother. This is because they are both equal to f(x). We can then use algebra to solve for x.

2x + 7 = -1

2x = -8

x = -4

Answer Link

johnbacon69 johnbacon69

10-11-2020

Answer: -4

Step-by-step explanation:

Just took the test on odyssey ware

Answer Link

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