Respuesta :

from question, we have,
4 (px + 1) = 64
=> 4px + 4 = 64
=> 4px = 60
=> x = 60/4p
=> x = 15/p

the value of x in terms of p is 15/p
the value of x when p is -5 = 15/-5
= -3

From question, we have, 4 (px + 1) = 64. The value of x in terms of p is 15/p. The value of x when p is -5 is -3.

How to evaluate a given mathematical expression with variables if the values of the variables are known?

You can simply replace those variables with the value you know of them and then operate on those values to get a final value.

This is the result of that expression at those values of the considered variables.

From question, we have,

4 (px + 1) = 64

4px + 4 = 64

4px = 60

x = 60/4p

x = 15/p

The value of x in terms of p is 15/p.

The value of x when p is -5

= 15/-5

= -3

Learn more about evaluating a function at a value here:

https://brainly.com/question/2753269

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