An architect is a person who designs buildings. Why is it important for an architect to be able to calculate the area and perime
1 answer:
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Answer:
D
Step-by-step explanation:
you can model the amount that each phone plan will cost after n minutes with these linear equations
company X:
company Y: 20 + 4n
if you subtract the functions you can get the function for the
30 + 5n - ( 20 + 4n )