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What is the value of the function y=2x+3 when x = –1? A. 5 B. –5 C. 2 D. 1
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2 votes
What is the value of the function y=2x+3 when x = –1?

A.
5

B.
–5

C.
2

D.
1

User Simpleigh
by
7.7k points

2 Answers

3 votes

y(-1)=2\cdot(-1)+3=-2+3=1
User Kirill Ilichev
by
8.6k points
4 votes
y = 2x + 3
y = 2(-1) + 3
y = -2 + 3
y = 1

Answer: 1 or D
User Jingnan Jia
by
7.9k points
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