plz help i will fan and medal question is below

Question

scienceteen8 · Answer

attachment

mathmale · Answer

What does "evaluate" mean to you?  If unsure, please look up this word.

scienceteen8 · Answer

find a numerical expression or equivalent

mathmale · Answer

Afraid not.  Perhaps you'll need to look up "evaluate" in a dictionary or online, and look for the mathematical meaning of the word.

Until you understand what "evaluate" means in this context, it's going to be hard for you to answer the math question at hand.

scienceteen8 · Answer

i did look it up and this is what it showed

sweetburger · Answer

Lets say for instance you were looking to solve x+1 when x = 2. You would take the given value for x and plug it into the equation like this (2) + 1 = 3.

sweetburger · Answer

Use the same process for solving the question at hand.

scienceteen8 · Answer

ok

mathmale · Answer

The question posted here is$$Evaluate.\frac{ 4 }{ 5 }x .for. x=7$$

scienceteen8 · Answer

do i just do 4/5*7?

mathmale · Answer

Look over the definitions for "evaluate" and then try again to "Evalute (4/5)x for x=7.   

You're almost right.  Must either put parentheses around your (4/5) or write  4/5 as $$\frac{ 4 }{ 5 }$$

mathmale · Answer

What is $$\frac{ 4 }{ 5 }*7?$$

scienceteen8 · Answer

$$5 \frac{ 3 }{ 5 }$$