let the function, f, be defined by f(x) = x + 1. If 2f(p) = 20, what is f(3p)?

Let the function , f, be defined by f(x) = x + 1. If 2f(p) = 20, what is f(3p)?
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1 Answer

2(p+1)=20

p+1=10

p=9

f(3*9)=p+1

f(27)=27+1

f(27)=28
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