Day 6 combining like terms equations day 2
- 1. 1 Do Now Solve the following equation and SHOW YOUR CHECK. -2x - 2(x - 6) = -4x - 4 - 8 + 6x AIM: Solving Multi- Step Equations by Combining Like Terms
- 2. 2 Homework: Pages 566-567 #1-3 all, 8, 9, 45
- 3. 3 Anticipatory Set 1.) Find, explain, and correct the mistake in the following example. -9x - 4 + 7x + 10 = -20 -2x - 6 = -20 + 6 + 6 -2x = -14 -2 -2 x = 7
- 4. 4 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. 7p - 6 + 4p = -39 1
- 5. 5 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. 28 = 16y - 4 - 8y 2
- 6. 6 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. -5x + 9 + 2x = -30 3
- 7. 7 -5x + 9 + 2x = -30
- 8. 8 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. 8a - 9 - 2 - a = 24 4
- 9. 9 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. 60 = -2x - 2 - 4x + 20 5
- 10. 10 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. -z + 18 + 4z = 6 6
- 11. 11 ALGEBRA The Search for Unknowns Objective: Isolate the variable to find its value RULES 3.) Use inverse operations 1.) Keep the equation balanced 2.) Simplify by combining like terms. 9m - 6 + 16 - 14m = -5 7
- 12. 12 Tiffany works at Carrabra‛s Restaurant. She works an equal number of hours on Friday night and on Saturday night. On Friday night, Tiffany waitresses at the restaurant earning $8 an hour plus $61 in tips. On Saturday, she works as a hostess earning $10 an hour. Last weekend, Tiffany earned a total of $187. How many hours did Tiffany work on Friday night as a waitress at Carrabra‛s Restaurant? Let x = ______________
- 13. 13 Before You Leave Explain, in complete sentences, how you simplify a multistep equation into a two-step equation.
- 14. 14 Homework: Pages 566-567 #10-13 all Mr. Tjersland's Math 7
- 15. 15 AIM: Solving Multi-Step Equations by Combining Like Terms 9m - 6 + 16 - 14m = -5
- 16. 16 9m - 6 + 16 - 14m = -5
- 17. 17 8a - 9 - 2 - a = 24