6.1 Solving Inequalities Using Addition or Subtraction
1
December 8, 2015
Ms. EngbrechtAlgebra Concepts
2015 2016
About Me
Syllabus&
Hall Passes
RESPECT• Yourself• Others• Property
No food or beverage (except water)
No electronics except your calculator
(No Phone, iPod, iPad, etc.)
Be on time (In your seat when bell rings)
Have a good attitude
Follow the rules set forth by the school
GRADES50% tests
30% quizzes
20% assignments
6.1 Solving Inequalities Using Addition or Subtraction
2
December 8, 2015
Expect it daily
Typically due at the Beginning of next class
Testing Procedure Review Day
Test Day
Outside of class Retake if you have all assignments done
My Pet Peeves passes (only during work time)
end of the hour (stay in your seat)
sharpening pencils (do it before class or during work time)
be prepared (notes, book, pencil and paper)
NO PHONE (if I see it, I will take it)
ASK FOR HELP WHEN NEEDED
*Directed Study
*Before School (most days)
*After School
Any Questions? Textbooks*COVER YOUR BOOK
Bring In PAPER BAG if you need help
6.1 Solving Inequalities Using Addition or Subtraction
3
December 8, 2015
Student Survey
6.1 Solving Inequalities Using Addition or Subtraction
Goals: • Solve and graph onestep inequalities in one variable using addition or subtraction.
EQ: What is the difference between < or > and < or > when graphing?
6.1
6.2
6.3
6.4
6.5
6.6
VocabularyGraph of an inequaltiy:
The set of points on a number line that represent all solutions of the inequality
Equivalent inequalities:Two inequalities that have the same solution(s)
6.1 Solving Inequalities Using Addition or Subtraction
4
December 8, 2015
Example 1: Graph an Inequality in One Variable
Example 2: Use Subtraction to Solve an InequalitySolve x + 11 < 7. Then graph the solution.
Example 3: Use Addition to Solve an InequalitySolve 8 > n 19. Then graph the solution.
Solve and graph the following inequality.
1) 14 + x > 24 2) 8 < x + 3
Try It Solve the inequality. Then graph the solution.
1. y + 5 < 8 2. x 4 > 13
3. x + 6 < 8 4. 10 > a 6
6.1 Solving Inequalities Using Addition or Subtraction
5
December 8, 2015
SummaryEQ: What is the difference between < or >
and < or > when graphing?
6.1 HW p.326 #2328, 2934(solve and graph),
3540, 4254even
Name
Hr.3(first & last)
23)
24)
*Go DOWN the pg
*SKIP a line between problems
*Write the original problem
*SHOW YOUR WORK
Recommended
