The Solution of an Equation (Part 2)

The video tutorial explains how to solve equations with variables on both sides by using substitution. It demonstrates testing different values to determine which ones satisfy the equation. The process involves simplifying both sides of the equation and checking for true statements. The tutorial concludes that X = 3 is the only solution for the given equation, emphasizing the use of substitution to find solutions within a specified set.

What is the first step in determining if a value is a solution to an equation with variables on both sides?

• Factor the equation

• Graph the equation

• Simplify the equation

• Substitute the value into the equation

When testing the value 2 in the equation, what was the result after simplification?

• 4 = 6

• 2 = 2

• 4 = 4

• 6 = 6

Which value was found to be a solution to the equation?

• 4

• None of the above

• 3

• 2

What was the result when testing the value 4 in the equation?

• 10 = 10

• 8 = 8

• 4 = 4

• 10 = 8

What method did you learn to use for solving equations with a specified set of values?

• Substitution

• Graphing

• Factoring

• Elimination