Joseph Kitavich wants to determine his average phone bill so he is better able to budget his expenses. In October, November, and
1 answer:
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Answer:
The answer to your question is: y = -8/3 x - 11
Step-by-step explanation:
A (-6, 5)
B (-3, -3)
Process
1.- Find the slope of the line
Formula
Substitution
Simplifying
2.- Find the equation of the line
Formula
( y - y1) = m(x - x1)
Substitution
( y + 3) = -8/3 (x + 3)
Simplifying
y + 3 = -8/3 x - 8
y = -8/3 x - 8 - 3
y = -8/3 x - 11
Answer:
f(x) = + 10
Step-by-step explanation:
Year one would be 10 + 3
Year two would be (3*3)+10
year three would be (3*3*3)+10
Which easily simplifies into + 10.