Solving Inequalities by Multiplying or Dividing

Slides:

Advertisements

Similar presentations

Solving Two-Step Inequalities PRE-ALGEBRA LESSON 7-6 Solve each inequality. Graph the solutions. 1.w + 4 –5 2.7 < z – > a + 64.x – 5 –6 > < (For.

Advertisements

Solving Inequalities To solve an inequality, use the same procedure as solving an equation with one exception. When multiplying or dividing by a negative.

Solving Inequalities Pages Solving Inequalities ● Solving inequalities follows the same procedures as solving equations. ● There are a few.

Solving One-step Inequalities. Inequalities Inequalities are similar to equations when solving. You can add, subtract, multiply or divide any amount to.

Objective The student will be able to: solve two-step inequalities.

Problem of the Day Find an integer x that makes the following three inequalities true: 9 < x < 14, 2x > 22, and –x > –13 x = 12.

Solving Inequalities Using Multiplication or Division Honors Math – Grade 8.

Monday, April 13 Solve and graph inequalities using multiplication and division.

5.4 – Solving Compound Inequalities. Ex. Solve and graph the solution.

Solving Compound inequalities with OR. Equation 2k-5>7 OR -3k-1>8.

Set Operations and Compound Inequalities. 1. Use A = {2, 3, 4, 5, 6}, B = {1, 3, 5, 7, 9}, and C = {2, 4, 6, 8} to find each set.

Solving Percent Problems Using Proportions

Solving Inequalities by Adding or Subtracting

Graphing and Solving Inequalities

Solving Inequalities by Multiplication and Division

Solving Linear Inequalities Lesson 5.5 linear inequality: _________________________________ ________________________________________________ solution of.

Solving Open Sentences Involving Absolute Value

SOLVE ABSOLUTE VALUE INEQUALITIES January 21, 2014 Pages

Agenda Lesson: Solving Multi-Step Inequalities Homework Time.

Solve an inequality using multiplication EXAMPLE 2 < 7< 7 x –6 Write original inequality. Multiply each side by –6. Reverse inequality symbol. x > –42.

Splash Screen. Over Lesson 5–3 5-Minute Check 1 Over Lesson 5–3 5-Minute Check 2.

Solve inequalities that contain more than one operation.

Solve > –2. Graph the solution. Solving Inequalities by Multiplying or Dividing COURSE 3 LESSON 2-7 p3p3 > –2 p3p3 (3) > –2(3)Multiply each side by 3.

Practice 6.7. Solve the inequality and graph your solution #1 AND OR.

Lessons 6.1 and 6.2 OBJ: To solve inequalities using addition, subtraction, multiplication, and division.

Solving Inequalities Using Addition and Subtraction

Notes Over 1.6 Solving an Inequality with a Variable on One Side Solve the inequality. Then graph your solution. l l l

Warm Up. Homework Check 1.5 Solving Inequalities.

Lesson 3.5 Solving Inequalities Using Multiplication or Division 10/19/09.

Solve –3j = Check your answer. –3j = 44.7 Notice j is being multiplied by –3. j = –14.9Simplify. Check –3j = 44.7 Check your solution in the original.

Precalculus Section 3.1 Solve and graph linear inequalities A linear inequality in one variable takes the form: ax + b > c or ax + b < c To solve an inequality,

Solving Two-Step Inequalities 7-6 Warm Up Solve. 1. 6x + 36 = 2x 2. –x – 13 = (x – 5) = x =

Solving Absolute Value Inequalities

Solving Equations With Fractions

2-10 Solving Inequalities by Multiplying or Dividing

Solving Percent Problems Using Equations

3.3 – Solving Systems of Inequalities by Graphing

Solving Two-Step Equations

Solve and graph the inequalities.

Solving Inequalities by Multiplying or Dividing

Solving Two-Step Inequalities

Lesson 3.1 How do you solve two-step equations?

Solving One-Step Equations

Warm Up. Graph the solution set to each inequality:

Absolute Value inequalities

Solving Inequalities.

Lesson 3.1 – 3.2 How do you solve one-step equations?

1.6 Solve Linear Inequalities

0.4 Solving Linear Inequalities

Objective The student will be able to:

Inequalities 40 points.

Percents and Equations

Solving Multi-Step Equations

Objective The student will be able to:

Solving Inequalities.

Solving Inequalities.

1.6 Solving Inequalities.

Multiplying and Dividing Rational Numbers

Example 1A: Solving Inequalities with Variables on Both Sides

Objective Solve inequalities that contain variable terms on both sides.

1.6 Solving Inequalities.

1.6 Solving Inequalities.

Objective The student will be able to:

4.3 The Multiplication Property of Inequality

Addition Property of Inequality

1.6 Solving Linear Inequalities

1.6 Solving Inequalities.

Multiplying and Dividing Rational Numbers

2.3 Solving Inequalities.

Presentation transcript:

Solving Inequalities by Multiplying or Dividing COURSE 3 LESSON 2-7 y –4 Solve > 3. Graph the solution. y –4 > 3 y –4 –4 • < –4 • 3 Multiply each side by –4. Reverse the direction of the inequality. y < –12 Simplify. 2-7

Solving Inequalities by Multiplying or Dividing COURSE 3 LESSON 2-7 Solve –5b 15. Graph the solution. < – –5b 15 < – Divide each side by –5. Reverse the direction of the inequality. > – –5b –5 15 b –3 Simplify. > – 2-7

Solving Inequalities by Multiplying or Dividing COURSE 3 LESSON 2-7 Solve each inequality. 1. < 24 2. –7r 14 3. < –1 c 6 a –8 > – c < –24 r –2 < – a > 8 2-7