CCSS.Math.Content.HSA.REI.B.3

Solve the proportion.

• q=2
• q=9
• q=4.5
• q=6

Tags

CCSS.Math.Content.HSA.REI.B.3

Solve:
-8 + 5x - 2 = 20

• 6
• -6
• 2
• -2

Tags

CCSS.Math.Content.HSA.REI.B.3

Solve:
11x + 16 < 43 + 2x

• x < 5
• x < 3
• x > 5
• x > 3

Tags

CCSS.Math.Content.HSA.REI.B.3

Solve.
-5|x - 4| > -20

• x < 8 and x > 0
• x > 8 or x < 0
• all real numbers
• no solution

Tags

CCSS.Math.Content.HSA.REI.B.3

What is the error?
3x -9 = 36
     -9     -9
___________
3x      = 27
divide    divide
3             3
x = 9

• Nothing is wrong
• Did not divide by the correct coefficient
• Did not perform the correct inverse operation to isolate 3x
• Did not add correctly

Tags

CCSS.Math.Content.HSA.REI.B.3

Solve:

• x < 24
• x < 3
• x > 24
• x < 10.3333....

Tags

CCSS.Math.Content.HSA.REI.B.3

|x - 8| > 12

• x > 20 or x < -4

• x > 20 and x < -4

• x > 4 or x < -20

• x > 4 and x < -4

Tags

CCSS.Math.Content.HSA.REI.B.3

|3x + 6| ≥ 15

• x ≥ 3 or x ≤ -3

• x ≤ 7 and x ≤ -3

• x ≥ 7 and x ≤ -7

• x ≤ -7 or x ≥ 3

Tags

CCSS.Math.Content.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.Math.Content.HSA.REI.B.3

4 - 2x < 14

• x < -9

• x > -9

• x < -5

• x > -5

Tags

CCSS.Math.Content.HSA.REI.B.3