Absolute Value Equations (1)

What equations are needed to solve |2x-3|=5

• 2x-5=3 ; 2x+5=3

• 2x=5 ; -1(2x)=5

• 2x-3=5 ; -1(2x-3)=5

• 2x+3=5 ; -1(2x+3)=5

What equation can be used to solve |x+4|=5

• x+5=4

• -1(x+4)=5

• x-4=5

• x-5=4

Solve the following equation:

|−4 + 5x| = 16

• {16/5,12/5}

• {4, −5}

• {−12/5, 4}

• {4}

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve the following equation:

|2a − 10| = 6

• a = 8, a = 5

• a = 8

• a = 8, a = −2

• a = 8, a = 2

Tags

CCSS.HSA.REI.B.3

Solve the following equation:

|−2n| + 10 = −50

• {30, −30}

• {20, −20}

• {−5, 5}

• No Solution

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve the following equation:

|2x – 3| + 5 = 10.

• {−1, 1}

• {−1, 4}

• {−1, −4}

• {1, 4}

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Write an inequality for Graph 3.

• x ≤ -2 AND x > 5
• x ≤ -2 OR x > 5
• x ≥ -2 OR x < 5
• -2 ≤ x < 5

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

Write an inequality for Graph 4.

• -2 < x < 5
• x < -2 or x > 5
• x ≥ -2 OR x < 5
• -2 ≤ x ≤ 5

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3