Hello There! :)
Option B
A function must pass the Vertical line test. Draw a line. If it touches the graph more than once, it's a relation. If it touches the graph once, it's a function.
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Check the picture below.
Answer:
Rephrase that so that x=the number.
3+2x=x
(-2x) => 3=-x
(*-1) => -3=x
Therefore the number is -3!
Step-by-step explanation:
hope this helps :)
what grade you r?????....
