Determine whether the relation represents a function. If it is a function, state the domain and range.{(-2, 6), (0, 4), (4, -4), (7, -2)}
A. function
domain: {6, 4, -4, -2}
range: {-2, 0, 4, 7}
B. function
domain: {-2, 0, 4, 7}
range: {6, 4, -4, -2}
C. not a function
Answer: B
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and 
Write this information as a
A. 
B. 
C. 
D. 
For the equation 
, find in the form 
an equivalent equationin which the coefficient (multiplier) of x is the number -9.
What will be an ideal response?