Solving One-Variable Equations

Mr. Dell guides students through solving equations with one variable, using examples from CPM Course 3. He explains the process of simplifying, isolating the variable, dividing by the coefficient, and checking the solution. The video includes multiple examples to illustrate these steps, ensuring students understand how to solve and verify their answers.

What is the main focus of the video tutorial?

• Solving equations with multiple variables

• Factoring equations

• Solving equations with one variable

• Graphing equations

What is the first step in solving an equation?

• Isolate the variable

• Check the solution

• Simplify the equation

• Divide by the coefficient

What does it mean to isolate the variable in an equation?

• Combine like terms

• Get the variable term alone on one side

• Multiply both sides by the same number

• Add the same number to both sides

What is the purpose of dividing by the coefficient in an equation?

• To solve for the variable

• To simplify the equation

• To eliminate the variable

• To check the solution

In equation A, what is the value of x?

• 5

• 3

• 4

• 6

What is the final step in solving an equation?

• Check the solution

• Divide by the coefficient

• Isolate the variable

• Simplify the equation

In equation B, what operation is used to eliminate the negative x?

• Divide by x

• Subtract x

• Add x

• Multiply by x

What is the value of x in equation B?

• 4

• 1

• 2

• 3

In equation C, what is the result of combining like terms on the right side?

• 4y

• 3y

• 0

• 2y

What is the solution for y in equation C?

• 0

• 2

• 3

• 1