Question

The weight, in pounds, of a newborn baby, can be modeled by the function f(x) = 1.5x + 7, where x is the age of the babies in months. According to the function, what is the weight, in pounds, of the baby at age 5 months?

PLEASE HELP ME

Answer 1

14.5 pounds

Explanation:

We're given the age in months and the formula, we just substitute the given:

`f(x)=1.5x+7\\f(5)=1.5(5))+7\\7.5+7=\\14.5`

Answer 2

14.5 pounds

Explanation:

Substitute x = 5 into f(x) , that is

f(5) = 1.5(5) + 7 = 7.5 + 7 = 14.5 pounds