Answer:

Step-by-step explanation:
Given

Required
Write the variables and constants on different sides

Add 2x to both sides


Add 5 to both sides



Hence, the equation is

Solving further [divide both sides by 5]

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
60, because 120 is bigger than a right angle, and the picture shows that it is definitely smaller than a right angle.
Answer: Yes, the answer is 40 quarters.
Step-by-step explanation:
1. You need to remember that 4 quarters make a dollar.
2. Keeping this on mind, you can make a Rule of three, as following: If there are 4 quarters in 1 dollar, how many quarters are in 10 dollars?
Then:
4 quarters-------1 dollar
---10 dollars

3. Therefore, there are 40 quarters in one roll.
On all sides of a triangle it’s about 7 inches