Answer:
X=1 and -4
hope this helps you!
(p.s please mark me as brainlyest)
Step-by-step explanation:
tell me if you want/need the explanation why and I'll gladly give it to you.
Divide everything by 4 getting:
7y=3x+21
then get all of the variables on one side by subtracting 3x:
7y-3x=21
Answer:
Independent variable
Step-by-step explanation:
Independent variable :
An independent variable is a variable that speaks to an amount that is being controlled in a trial. A needy variable speaks to an amount whose worth relies upon those controls.
It is the variable in a equation that may have its worth unreservedly picked without thinking about estimations of some other variable.
For example :
In equation
, x is an independent variable
Set them up from least to greatest..
The mean is the average of all the data so..
The answer is 2.7