Equations and Inequalities

A salesperson at an electronics store a monthly target of 30 tablets to sell and a fixed salary of $ 2,800 per month. She gets $60 more for every tablet above her target that she sells. If she wants to earn $240 apart from the fixed salary, which number line shows the minimum number of extra tablets she must sell?

• A

• B

• C

• D

Tags

CCSS.7.EE.B.4B

Pick the correct inequality.

• A

• B

• C

• D

Tags

CCSS.6.EE.B.8

What inequality does the number line graph represent?

• x ≥ 3

• x > 3

• x < -3

• x ≤ 3

Tags

CCSS.6.EE.B.8

What inequality does the number line graph represent?

• x > 5

• x < −5

• x ≥ 5

• x ≥ −5

Tags

CCSS.6.EE.B.8

Solve for x:
-2x + 11 = 23

• 6

• -6

• -12

• 12

Tags

CCSS.7.EE.B.4A

What is the rule for inequalities?

• If you add or subtract by a negative - flip the sign.

• If you multiply or subtract by a negative - flip the sign.

• Never flip the sign, ever.

• If you multiply or divide by a negative - flip the sign.

Tags

CCSS.6.EE.B.8

Solve for x:
(3x + 3)/6 = 10

• 19

• -19

• 21

• -21

Tags

CCSS.7.EE.B.4A

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 

• <, >

• ≤, <

• ≥, >

Tags

CCSS.6.EE.B.8

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

• ≤, <

• ≥, >

Tags

CCSS.6.EE.B.8

The product of x and 7 is not greater than 10

• 7x >10

• 7x ≤ 10

• 7 + x < 10

• ⁷ / _x <  10

Tags

CCSS.6.EE.B.8