Expressions, Equations and Inequalities

Expressions, Equations and Inequalities

By Kevvin Hankins

Open Ended

If you can go back in time, what time period would you go back to? Why?

Multiple Choice

What is x? 2x + 5 = 6

• 1/2

• 2

• 5.5

• -2

​Standard

CCSS.MATH.CONTENT.6.EE.A.2Write, read, and evaluate expressions in which letters stand for numbers.

Subject | Subject

Some text here about the topic of discussion

Learning Targets

I can evaluate expressions, equations, and inequalities with unknowns using the order of operations.

Math 6th Grade

Expressions, Equations and Inequalities

Expressions, Equations and Inequalities Review

Poll

How do you feel about expressions, equations and inequalities?

• I got this.

• I'm okay.

• I need help.

Equations and Inequalities REVIEW

. 

Multiple Choice

Which of the following is not an equation?

• 2 + 2 = 4

• 2x + 4 = 25

• 3(4 + 5)

• 10 - 2x = 4

Multiple Choice

Which of the following is an equation?

• 5 + 8 = 13

• 2x + 3

• 5 + 9

• 3 + x

Multiple Choice

• A

• B

• C

• D

Multiple Choice

Which of these can be written as an equation?

• Two times 0.75 plus m

• Three less than twice a

• Half the product of five and j

• Four times n is 24

Multiple Choice

Which of the following is an expression?

• 2x = 4

• 5 + 7

• 5 + x = 13

• 3 + 6 = 9

Multiple Choice

• A

• B

• C

• D

Solving Equations and Inequalities

Your main goal is to isolate the variable.

Remember:

multiplication <=> division

addition <=> subtraction

Multiple Choice

• F

• G

• H

• J

Multiple Choice

y + 51 = 99

• y =140

• y =150

• y=48

• Answer not Given

Multiple Choice

What equation is modeled here?

• x - 6 = 13
• x + 6 = 12
• x + 6 = 13
• x6 = 13

Multiple Choice

5.    6b = 30

• x = 36
• x = 24
• x = 180
• x = 5

Multiple Choice

• A

• B

• C

• D

Multiple Choice

The inverse operation of addition is _______________.

• Division
• Multiplication
• Addition
• Subtraction

Multiple Choice

x - 62 = 123
How should you show your work to isolate the variable and solve the equation?

• Add 62 to each side. 
• Subtract 62 from each side.
• Multiply each side by 62.
• Add 123 to each side.

Multiple Choice

Write an equation for the model above.

• x + 3 = -9

• x - 3 = 9

• 3x + 1 = 9

• 3x - 1 = 9

Multiple Choice

x + 12 = 20

• x = 32
• x = -32
• x = 8
• x = -8

Inequalities

Use elimination strategy to find the correct answer.

Multiple Choice

Pick the correct letter for

x < 6?

• A

• B

• C

• D

Multiple Choice

Match the graph with its inequality.

• a > 11

• a < 11

• a ≤ 11

• a ≥ 11

Multiple Choice

Which inequality is represented by the following graph

• x < -8

• x > -8

• x ≥ -8

• x ≤ -8

Multiple Choice

What inequality does the number line graph represent?

• x ≤ 4

• x ≥ -4

• x < -4

• x < 4