A copy machine makes 24 copies per minute. How long does it take to make 90 copies?
1 answer:
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Answer:
<em>y = - 4x + 5 </em>
Step-by-step explanation:
y = mx + b
(0, b) y-intercept
m =
~~~~~~~~~~
( - 2, 13)
(0, <em>5</em>) <----- y-intercept
(3, - 7)
(4, - 11)
<em>m =</em> = <em>- 4</em>
<em>y = - 4x + 5</em>