If a postal worker can deliver the mail to 18 houses in 15 minutes, how many houses will the postal worker be able to deliver to
2 answers:
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Answer:
Step-by-step explanation:
we have the ordered pairs
(0,0) and (-1/2,-3)
In this problem we have a proportional relationship, because the line passes through the origin
A proportional variation can be expressed in the form or
Find the value of the constant of proportionality k
For x=-1/2, y=-3
---->
therefore
The linear equation is equal to
substitute the value of k