1. Page 96 of your INB Write down this problem on your READY RECALL SHEET Be prepared to explain your answer if you are called on. find the cost of one box of each type of fruit: Six boxes of apples and 5 boxes of grapefruit cost $61. Three boxes of apples and 2 boxes of grapefruit cost $28. CONVINCE ME that (3,1) is or isn’t a solution to the system. 2x + y = 7 4x – ½ y = 14

2. ITEMS of BUSINESS 1.The test has been moved to Monday/Tuesday next week. April 21/22 2.We have SAGE testing May 7-12 so please don’t be absent during those days.

3. Questions on Homework? then Trade-n-Grade

4. SYSTEMS OF EQUATIONS 11.5 Reviewing all Methods for Solving Equations

5. Get into Groups of 3 Page 96-97 of your INB find the cost of one box of each type of fruit: Six boxes of apples and 5 boxes of grapefruit cost $61. Three boxes of apples and 2 boxes of grapefruit cost $28.

6. SOLVING BY GRAPHING Use your communicators.

7. SOLVING BY SUBSTITUTION

8. SOLVING BY ELIMINATION Front page of Homework:

9. SOLVING BY ELIMINATION

10. SYSTEMS OF EQUATIONS ACTIVITY

11. WHICH METHOD SHOULD I USE?

12. 5x + 8y = 3 -5x – 7 y = -2 y = 2x - 4 -5x +2 y = -2 y = 3/4x -5 y = 5x - 8 2x – 4y = 10 x = -6y + 12 -3x + 4y = 1 15x + 3y = -2 y = 6/7x +3 y = ½ x - 12 SUB ELIM GRAPH 5 y = mx + b

13. find the cost of one box of each type of fruit: Six boxes of apples and 5 boxes of grapefruit cost $61. Three boxes of apples and 2 boxes of grapefruit cost $28. Number 4 on your Homework We can translate story problems to systems and solve.

14. SHOW YOUR WORK Write down today’s homework on your CALENDAR CARD. Ivory Worksheet 11.5 Review of all Methods for Solving Systems