1. Unit 1 Review BIG IDEAS Critical Thinking- Problem Solving
Solving Equations with Justifications
Solving and Graphing Inequalities
Rewriting Equations to Highlight Variables
Creating Equations and Inequalities

2. Critical Thinking
Lucy is selling cookies for Girl Scouts and wants to sell a total of 54 boxes. So far she has only sold 12 boxes. If she sells 6 boxes of cookies each day, how many days will it take her to sell a total of 54 boxes?

3. The triangle has a perimeter of 20 cm. Find the value of x.
Critical Thinking
The triangle has a perimeter of 20 cm. Find the value of x.

4. Critical Thinking

5. Solving equations with Justifications

6. Solving equations with Justifications

7. Solving equations with Justifications

8. Solving equations with Justifications
What property best justifies the statement, “If 3x=12, then x=4.”? What property best justifies the statement, “If 5=x+3, then 2=x.”?

9. Solving and Graphing Inequalities

10. Solving and Graphing Inequalities

11. Solving and Graphing Inequalities

12. Rewrite the Equation to highlight the variable listed.
2x – 9y = 12; y

13. Rewrite the Equation to highlight the variable listed.

14. Rewrite the Equation to highlight the variable listed.
V = lwh; w
Use your formula to find the width of the rectangular prism below.

15. Creating Equations 1. Four less than half a number is 28.
2. Seven more than 3 times a number is 55.

16. Creating Equations
You are in New York City for vacation and you are depending on taxi cabs to get around the city. The cab drivers charge a flat rate of $5.00 and an additional fee of $.08 per mile that you travel. Write an equation for the cost and determine how much you would have to pay to travel 12 miles.

17. Creating Inequalities
The product of m and 9 is no more than 36.
The sum of 8 and p is at least 14.

18. Creating Inequalities
The girl scouts are trying to calculate their profit from selling cookies this spring. They sold each box of cookies for $3.50 each and they spent a total of $200 to pay for their inventory and shipping. Write an equation to calculate their profit. How many boxes do they need to sell to make a profit?

19. HOMEWORK Study! Redo Examples from your Notes and this Review
Correct your Quiz