Exam 1 Review

The formula M = 1/5t can be used to determine how far M, in miles, you are from lightning when its thunder takes t seconds to reach your ears. If it takes 10 seconds for the sound of thunder to reach you after you have seen the lightning, how far away is the storm?

• 50 mi
• 2 mi
• 4 mi
• 10 mi

Solve for x: 
2 - 4x = 3x - 12

• 2
• -14
• 10
• -2

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

Solve for x:
2(3x + 4) + 2 = 4 + 3x

• 2
• -2/3
• 10
• -2

Tags

CCSS.8.EE.C.7B

Solve for x:
7 - 2(10x + 1) = 25

• 2/5
• 2
• 1
• -1

Tags

CCSS.8.EE.C.7B

Solve for x:
3(5x + 10) + 10 = 6x - (x + 10)

• 3
• -3
• -5
• 5

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.A.2

CCSS.6.EE.A.3

-4x + 14 ≤ 54

• x ≥ - 10
• x ≤ -10
• x ≥ 10
• x ≤ 10

Tags

CCSS.7.EE.B.4B

-2(x+2) < 14

• x < - 5
• x > -5
• x < -9
• x > -9

Tags

CCSS.7.EE.B.4B

Pick the correct letter for:
6 > x

• A
• B
• C
• D

Tags

CCSS.6.EE.B.8

Write an inequality for Graph 2.

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

What inequality does the number line graph represent?

• x + 4 ≤ -1
• 2x - 3 < 7
• x - 1 ≤ 4
• 2x + 3 >13

Tags

CCSS.7.EE.B.4B