Proportions, equations and inequalities

19  + a  =  -50

• a = -950
• a =  -69
• a = -31
• a = -50/19

Tags

CCSS.6.EE.B.7

-10z = 40

• z = 50
• z = 30
• z = -4
• z = 4

Tags

CCSS.6.EE.B.7

m - 80 =-20

• 99
• 60
• 33
• 55

Tags

CCSS.6.EE.B.7

No More Than

• <
• >
• ≤
• ≥

Tags

CCSS.6.EE.B.8

At Least

• <
• >
• ≤
• ≥

Tags

CCSS.6.EE.B.8

3c + 5 = 23

• c = 3
• c = 6
• c = 7
• c = 18

Tags

CCSS.7.EE.B.4A

4x + 7 = 23

• x = 16
• x = 4
• x = 9
• x = 12

Tags

CCSS.7.EE.B.4A

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

Tags

CCSS.7.EE.B.4A

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

Tags

CCSS.7.EE.B.4B

Match the graph with its inequality.

• 11 < a
• 11 > a
•  11 ≤ a
•  11 ≥ a

Tags

CCSS.6.EE.B.8