theflyvillain theflyvillain

22-05-2016
Mathematics

contestada

suppose that the function f(x) = 4x - 2 represents the cost to rent x movies a month from an internet movie club. laticia now has $12. how many more dollars does laticia need to rend 5 movies next month?

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apologiabiology apologiabiology

22-05-2016

5 movies
5 for x
f(5)=4(5)-2
f(5)=20-2
f(5)=18

she nees 18
she has 12
18-12=6
she needs $6 more

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