Notes 2-2 Review

Make sure the absolute value expression is _________________ .

• isolated

• multiplied

• divided

• combined

Write your answer as a ______________ ________. x = {___, ___}

• solution set

• number line

• ordered pair

• interval notation

|x| = 5. What is the solution set?

• {5}

• {-5}

• {5, -5}

• {0, 5}

|3x| = 21. What is the solution set?

• {x = 7, x = -7}

• {x = 3, x = -3}

• {x = 21, x = -21}

• {x = 0, x = 7}

Directions: Solve each equation. Write your answer as a solution set. |d - 2| = 5
What is the solution set?

• {3, -7}

• {7, -3}

• {5, -5}

• {6, -4}

Directions: Solve each equation. Write your answer as a solution set. |2n - 5| = 19. What is the solution set?

• {7, -7}

• {7, -3}

• {-7, 12}

• {3, -3}

Solve the equation: |c - 2| = 8. What is the value of c?

• c = {10,-6}

• c = {12,-4}

• c = {14,-2}

• c = {8,0}

Solve the equation: 3|z - 5| = 21. What is the value of z?

• z = {12,-2}

• z = {8,-8}

• z = {10,0}

• z = {7,-1}

Solve the equation: 2|4n - 2| - 4 = 60. What is the value of n?

• n = {-4.3,6.25}

• n = {-7.5,8.5}

• n = {-3,7}

• n = {-2,8}

Solve the equation for x: 3x + 4 = 19

• x = 5

• x = 7

• x = 3

• x = 6

Tags

CCSS.7.EE.B.4A