1. (1 pt) What is the value of the function wheny=2x-3 x = –1

Question

A.
–5

B.
2

C.
–1

D.
3

Answer 1

Hi Jayshon, to evaluate a function, substitute the given value for x in the function.

 

Function:

 

y = 2x - 3

 

Substitute for -1 for x:

 

y = 2 * -1 - 3

 

y = -2 - 3

 

y = -5.

 

Correct answer: A.

 

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