Solving Absolute Value Equations

The video tutorial reviews isolating absolute values and introduces splitting them into two equations to solve. It covers solving absolute value equations, including two-step problems, and emphasizes the importance of understanding the process to avoid common mistakes. The lesson concludes with a final example and encourages students to review if needed.

What was the main focus of the previous two days' lessons?

• Solving quadratic equations

• Isolating the absolute value

• Graphing linear equations

• Factoring polynomials

Tags

CCSS.HSA-REI.B.4B

What is the first step after isolating the absolute value?

• Graphing the equation

• Combining like terms

• Splitting it into two equations

• Multiplying both sides by a constant

When splitting an absolute value equation, what do you do with the absolute value bars?

• Keep them in both equations

• Remove them in both equations

• Only keep them in one equation

• Replace them with parentheses

In the equation x + 5 = 6, what is the value of x?

• 1

• 0

• 6

• 11

Tags

CCSS.6.EE.B.7

What is the value of x in the equation x + 5 = -6?

• -11

• 6

• -1

• 1

Tags

CCSS.6.EE.B.7

How do you solve the equation -3x = 9?

• Add 3 to both sides

• Subtract 3 from both sides

• Divide both sides by -3

• Multiply both sides by -3

Tags

CCSS.6.EE.B.7

What is the solution to the equation -3x = -9?

• 9

• 0

• -3

• 3

Tags

CCSS.6.EE.B.7

In a two-step problem, what is the first step to isolate x in the equation 2x + 1 = 5?

• Add 1

• Multiply by 2

• Subtract 1

• Divide by 2

Tags

CCSS.7.EE.B.4A

What is the value of x in the equation 2x + 1 = -5?

• 2

• -2

• 3

• -3

Tags

CCSS.7.EE.B.4A

What should you do if your result is less than 60%?

• Move on to the next lesson

• Redo the video

• Ask a friend for help

• Skip the quiz

Tags

CCSS.8.EE.C.7B