3.2.3 Quiz Review Equations & Inequalities

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3.2.3 Unit 2 Quiz
Solving Simple Equations & Inequalities

By Ilyse Marcinkiewicz

This is a review for the quiz

You will be practicing problems similar to the ones on the quiz.
If you want to try to complete the actual quiz now I am fine with that
Any Questions before we start?

Question 1

Read carefully and understand what you are agreeing to.

Math Response

What is the solution to the equation?

$$\frac{x}{6}=3$$

x= __

Type answer here

Correct Answer: 18

Deg^°

Rad

Math Response

What is the solution to the equation?

$$y-8\ =11$$

y = __

Type answer here

Correct Answer: 19

Deg^°

Rad

Math Response

What is the solution to the equation?

$$2\left(z\ +\ 9\right)=30$$

z = __

Type answer here

Correct Answer: 6

Deg^°

Rad

Multiple Choice

Josie and Malik both solved the equation 4x – 16 = 8. Who is correct and why? 

• Josie. She correct combined the like terms -16 and 8

• Neither are correct. They both should have multiplied both sides of the equation by 4.

• Malik. He correctly used inverse operations to add 16 to both sides of the equation.

• Neither are correct. The both should have first divided both sides of the equation by 4.

Draw

60 kids signed up to play t-ball. There are only 6 coaches available, which means there are 6 teams. You are tasked with calculating how many kids are on each team. 

Show an equation, hanger diagram, and tape diagram to represent this scenario. 

Draw

Match the inequality to the correct solution

Open Ended

Paula described the money in her wallet using the inequality x > 80. 

Joel described the money in his wallet using the equation x = 80. 

Explain what each of these representations mean in terms of how much money each person has.

Hotspot

A farmer estimates that he has at most 200 apple trees. What number line would represent this scenario? 

Any Questions?