Equations and Inequalities

Solve for t.

6t + 4 ≤ -2

• t ≤ -1 
• t ≤ 1
• t=1
• 1=t

-9a - 1 < 26

• a<-3
• a<3
• a>-3
• a>3

x/-4 + 2 > 7

• x < -20
• x > -20
• x > 20
• x < 20

Mrs. Scott decided that she would spend no more than $120 to buy a jacket and a skirt. If the price of the jacket was $20 more than 3 times the price of the skirt, which inequality represents the highest possible price of the skirt?

• 20x + 120 ≥ 3
• x/3 + 20 ≤ 120
• 3x + 20 ≤ 120
• 3x + 20 ≥ 120

Tags

CCSS.7.EE.B.4B

Solve: 3(x-4) = -3

• 3
• -3
• 5
• -5

2. Cheryl gets paid $8 per hour for her job at the record store and $15 for working late on Saturday.  She made a total of $96 last week.  Which equation models this situation?

• 96h + 15 = 8
• h/96 = 8
• 8h + 15 = 96
• h/8 = 96

You flip an inequality symbol when you...

• subtract
• multiply and divide only
• multiple by a negative number
• multiple or divide by a negative number

Solve for k.
2k - 9≤ -19

• k ≤ -5
• k ≤ 5
• k < -5
• k < 5

What inequality does the number line graph represent?

• -x + 5 >= 9
• 2x - 3 > 5
• -x + 3 <= 7
• -2x + 6 > -2

Write an inequality:
Twenty-two more than four times a number is less than 82.

• 22 + 4n ≤ 82
• 22 + 4n > 82
• 82 + 22n ≥ 4
• 22 + 4n < 82