Respuesta :

EuniceJEJO
f(3) = 2(3) + 5 
f(x) = 6+5
f(x) = 11
niveprabhu02
First you input the x value in the place of x
f(3) = 2(3) + 5
Then mutiply it
f(3) = 6 + 5 
Which equals 11
f(3) = 11