cartelkings619 cartelkings619

12-12-2014
Mathematics

Answered

What is the value of the function y=2x+3 when x = –1?

A.
5

B.
–5

C.
2

D.
1

Answer :

12-12-2014

y = 2x + 3
y = 2(-1) + 3
y = -2 + 3
y = 1

Answer: 1 or D

Answer Link

konrad509 konrad509

12-12-2014

[tex]y(-1)=2\cdot(-1)+3=-2+3=1[/tex]

Answer Link

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