Solving Absolute Value Equations

Front

Solve the equation: |−4 + 5x| = 16

Back

{−12/5, 4}

Front

∣ 2x + 9 ∣ = 15

Back

x = 3, x = −12

Front

|2a + 10| = 6

Back

a = −8, a = −2

Front

Solve the equation: |2a − 10| = 6

Back

a = 8, a = 2

Front

Solve the equation: |6 − 2k| = 18

Back

k = −6, k = 12

Front

Solve the equation: |v + 8| − 5 = 2

Back

{-1, -15}

Front

Solve the equation: −2|−2r − 4| = −12

Back

{−5, 1}

Front

Solve the equation: 3| −8x| + 8 = 80

Back

{−3, 3}

Front

Define absolute value.

Back

The distance of a number from zero

Front

Why is absolute value always written as a positive?

Back

Absolute value is talking about distance, distance is always measured by positive numbers.