1-7 Practice (CP Algebra 1)

Solve for x
l 5x l = 40

• x = 8 and x =-8

• x = 35 and x = -35

• Only x = 8

• No Solution

Solve for x
l 2x−1 l = 9

• x = 5 and x =-4

• x = 5 and x = -5

• Only x = 5

• No Solution

Solve for x
l 4x−3 l = 17

• x = 5 and x =-3.5

• x = 0 and x = -5

• x = 10 and x = -10

• No Solution

Solve for x
l 2x−1 l +4 = 8 

• x = 2.5 and x = -1.5

• x = 2 and x = -1

• x = -2 and x = 9

• No Solution

Solve for x
l 3x + 2 l = 5

• x = -2.333... and x = 1

• x = 4 and x = 8

• x = 0

• No Solution

Solve for x
l x−6 l + 4= 10

• x = 12 and x = 0

• x = 3 and x = -3

• x = -12 and x = 0

• No Solution

Solve for x
3 l 4w−1 l −5 = 10

• x = 1.5 and x =-1

• x = -1.5 and x = 1

• x =1 and x = -1

• No Solution

What is the absolute value of |-26|.

• 26

• -26

• 0

• -20

Evaluate.
| -13| + | 24| =

• 12

• -37

• 37

• 10

Solve the absolute value equation. 

• {7}

• {-7, 7}

• {0, 7}

• No Solution