Absolute Value Review

|4x +1| = 15

• No Solution

• x = -4 or x = 4

| 2x - 3 | + 5 = 12

• S = { -2 }

• S = { -2, 5 }

• S = { 5 }

• [ -2, 5 ]

-2|x - 8| = -12

• no solution

• x = 14

  x = 2

• x = -2

• x = 14

Find the Absolute Value of -18

• 18

• -18

• 36

• -36

Evaluate the expression.
|–5| + 8

• 3

• 13

• -13

• -3

What is the absolute value of |-37|.

• 0

• 37

• -37

• 30

|6| + |-3|

• 3

• -3

• -9

• 9

Is absolute value always positive and why?

• yes, because it deals with distance

• no, because you sometimes have negative numbers

• yes, because real numbers must be positive

• no, because nothing is absolute

Evaluate the expression:

I 5 I

• 5

• -5

Evaluate the expression.
|–15 + 11|

• 26

• 4

• -4

• -26