1. Thursday, December 12, 2018 Agenda: Unit 1 Review
Absolute value equations & inequalities
Equation word problems
Number of solutions an equation can have
Proving each step of solving and equation with a property

2. Most missed questions from the test: #1
Kick High Karate School charges $75 for enrollment plus $5 per class. Karate Belt Karate School charges $50 for enrollment plus $10 per class. For how many classes will Karate Belt Karate School be more expensive.
5 or more classes
5 or fewer classes
6 or more classes
6 or fewer classes
Correct answer: C

3. Most missed questions from the test: #5
Solve and graph the solution to the inequality: −3 6𝑥−6 +24<15

4. Most missed questions from the test: #9
The formula for the area of a kite is 𝐴= 𝑑 1 𝑑 2 2 , where d 1 and d 2 are the lengths of the diagonals. If a kite has an area of 1.5 square feet and a diagonal with a length of 3 feet, what is the length of the other diagonal?
Correct answer: 1 foot

5. Most missed questions from the test: #11
Grace has $6 to buy a gallon of milk and some apples. The gallon of milk costs $3.59 and the apples cost $0.60 each. Which inequality could she use to find out how many apples she can buy?
6≤0.6𝑥 −3.59
6≤0.6𝑥+3.59
6≥0.6𝑥+3.59
6≥0.6𝑥 −3.59
Correct answer: C

6. Absolute Value Equations

7. Absolute Value Equations

8. Absolute Value Inequalities

9. Absolute Value Inequalities
Correct answer: C