Solving Equation Word Problems

WRITE AN EQUATION
You bought a magazine for $5 and four
erasers. You spent a total of $29. How
much did each eraser cost?

• 5 + x = 29
• -5 - 4x = -29
• 5x = 29
• 29 - 5 = -4x

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION
Lilli spent half of her weekly allowance playing mini-golf. To earn more money her parents let her wash the car for $4. What is her weekly allowance if she ended with $12?

• -x/2 + 4 = 12
• x/2 - 4 = 12
• 12 - 4 = x
• 12 - 4 = -x/2

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION
For a field trip 4 students rode in cars and the rest filled nine buses. How many students were in each bus if 472 students were on the trip?

• 4x=472
• 9x=472
• 4+9x=472
• 4+x=472

Tags

CCSS.HSA.CED.A.3

After paying $5.12 for a salad, Kamauri has $27.10. How much money did he have before buying the salad?

• n + $5.12 = $27.10
• n - $5.12 = $27.10
• n - $5.12 = -$27.10
• $5.12 - n = $27.10

Tags

CCSS.HSA.CED.A.3

Mary earns $14 per hour. Which equation represents how many hours she worked to earn $112? 

• 14h = 112
• 14 / h = 112
• h + 14 = 112
• h - 14 = 112

Tags

CCSS.HSA.CED.A.3

Lisa is cooking muffins. The recipe calls for 7 cups of sugar total. She has already put in 2 cups. How many more cups does she need to put in? 

• 7 - n = 2
• 2 - n = 7
• 2 + n = 7
• 7 + n = 2

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION
Aliyah had $24 to spend on seven pencils. After buying them she had $10. How much did each pencil cost?

• 24 - 10 = -7x
• 24 - 7x = 10
• -24 - 7x = -10
• 10 + x = 24

Tags

CCSS.HSA.CED.A.3

How many packages of diapers can you buy with $40 if each package costs $8?

• -8n = 40
• -8n = -40
• 8 - n = 40
• 8/n = 40

Tags

CCSS.HSA.CED.A.3

WRITE AN EQUATION

If one roll of masking tape costs $1.15, how many rolls can Emma buy with $5.75?

• 1.15(5.75) = x

• 5.75x = 1.15

• 1.15x = 5.75

• x = 1.15/5.75

Tags

CCSS.6.EE.B.7

In 2010, a tree was 8 feet tall. In 2011 the tree was 14 feet tall. Write an equation and find how many feet f the tree grew. Write an equation to solve this problem. Use f as your variable.

• f + 8 = 14
• f - 8 = 14
• f/8 = 14
• 8f=14

Tags

CCSS.6.EE.B.7