Equations & More Review

What is the first step in solving the following equation?
3x - 5 = 20

• multiply both sides by 5
• add 5 to both sides
• divide both sides by 5
• subtract both sides by 5

Tags

CCSS.7.EE.B.4A

7(9 + K)= 84
k =____________

• 3
• -3
• 5

Tags

CCSS.7.EE.B.4A

-9x-13= -103

• 15
• 10
• 12

Tags

CCSS.7.EE.B.4A

-3m = -18

• 6
• -6
• 4

Tags

CCSS.6.EE.B.7

• -6

• 6

• 12

• 0

Tags

CCSS.7.EE.B.4A

Solve:

2(4x-3) - 8 = 4 + 2x

• x = -3

• x = 3

• x = 1

• x = -1

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

If m∠1 = 30°, then m∠3 = 

• 30°
• 60°
• 150°
• undetermined

Tags

CCSS.7.G.B.5

Find the value of x.

• 18°
• 28°
• 38°
• 118°

Tags

CCSS.7.G.B.5

Tell whether the angles are complementary or supplementary. Then find the value of x.

• Complementary; x=25
• Complementary; x=5
• Supplementary; x=25
• Supplementary; x=5

Tags

CCSS.7.G.B.5

Name the corresponding angle to angle 4.

• angle 8
• angle 6
• angle 2
• angle 5

Tags

CCSS.8.G.A.5