Absolute Value Equations Quiz Review

Solve the absolute value equation: |2x - 5| = 7

• x = 2, -3

• x = 6, -1

• x = 4, -5

• x = 8, -9

Determine the value of x that satisfies the absolute value equation: |4x - 3| = 9

• x = 2, -2

• x = 5, -3.5

• x = 3, -1.5

• x = 6, -4.5

Solve the absolute value equation: |8x - 9| = 12

• x = -3/8, x = 21/8

• x = 3/8, x = -21/8

• x = 21/8, x = 3/8

• x = 12/8, x = 9/8

Find the solution to the absolute value equation: |9x + 5| = 15

• x = 5/3, -25/9

• x = 15/9, -5/9

• x = 10/9, -20/9

• x = 20/9, -10/9

Determine the value of x that satisfies the absolute value equation: |10x - 11| = 14

• 2.5, -0.3

• -1.2

• 5.7

• 0.9

Solve for x.
2|x + 1| - 5 = 5

• x = 4 & x = 6
• x = -4 & x = 6
• x = -6 & x = 4
• no solution

Solve for x
l 5x l = 40

• x = 8 and x =-8
• x = 35 and x = -35
• Only x = 8
• No Solution

What's a way to define absolute value?

• The value of a number
• The opposite of a number
• The distance of a number from zero
• The multiplicative inverse of a number

 |−2n| + 10 = −50

• {30, -30}
• {20,-20}
• {-5,5}
• No Solution

Evaluate each expression.
| x + 9 | = -5

• -14
• -4
• {-14, -4}
• no solution