Creating Equations & Inequalities

WRITE AN EQUATION

You bought a $5 magazine and four

erasers. You spent a total of $25. How

much did each eraser cost?

• 5+x=25

• 4x + 5 = 25

• 5x = 25

• 5x + 4 = 25

Tags

CCSS.7.EE.B.4A

Scott works on cars. He charges $35 for each car plus $7 per hour. Write an equation that represents this scenario if Kylie's car bill was $63.

• 7x + 35 = 63
• 7x = 63
• 7x - 35 = 63
• 35x + 7 = 63

Tags

CCSS.HSA.CED.A.3

Five less than twice a number is equivalent to 47. 

• 5 - 2x = 47 
• 2x - 5 = 47 
• 5x - 2 = 47 
• 2 - 5x = 47 

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.B.5

The product of 12 and a number is the same as 2 removed from a number

• 12x=x+2
• 12x=2-x
• 12-2=x-2
• 12x= x-2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

The product of 12 and a number is the same as 2 removed from a number

• 12x=x+2
• 12x=2-x
• 12-2=x-2
• 12x= x-2

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.7

What is the solution to 
-3x+2< 8

• x > -3
• x > -2
• x < -2
• x < -3

Tags

CCSS.7.EE.B.4B

Which of the following represents the inequality below?
4x + 6 ≤ 35 

• Melissa wants to run 35 miles this week. She has already run 4 miles. The trail by her house is 6 miles long. How many times must Melissa run around the trail in order to meet her goal?
• Joshua is shipping a box. The maximum weight of the box must be 35 pounds to qualify for a discount. Joshua’s box contains a 4-pound pack of paper. How many 6 pound- packs of envelopes can he put in the shipping box without exceeding the maximum weight? 
• Gabby is creating flower bouquets. She spent $6 on supplies and picked the flowers from her garden. She plans to sell each bouquet for $4. How many bouquets must she sell in order to make a profit of at least $35? 
• Sophie has a $35 online gift card. She wants to buy some books that cost $4 each. There is a shipping charge of $6. How many books can Sophie buy?

Tags

CCSS.7.EE.B.4B

The room holds no more than 400 people. Which inequality represents the amount of people the room holds?

• P ≥ 400
• P ≤ 400
• P < 400
• P > 400

Tags

CCSS.6.EE.B.8

Which inequality represents the situation ten less than a number is no more than 30?

• 10 - x ⪯ 30
• x - 10 ⪯ 30
• 30 - x ⪯ 10
• x - 30 ⪯ 10

Tags

CCSS.7.EE.B.4B

Mr. Roast buys 2 lb of turkey and 12 lb of ham.  The total cost is $30.  The ham costs $2 per lb.  
Create an equation to find the cost of 1 lb of turkey.

• 2y + 12x = Romero
• 2x + 12(2) = 30
• 30 + 2x = 12(2)
• 12(2) = 2x

Tags

CCSS.HSA.CED.A.3