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Mathematics, 25.06.2019 15:50 jeremiahhart13

If k(x)=5x+2, then what is the value of k(4)-k(1)?
a) 15
b) 17
c) 19
d) 21

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If k(x)=5x+2, then what is the value of k(4)-k(1)?
a) 15
b) 17
c) 19
d) 21...

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