Solving Equations from Word Problems

Lance is buying new things for his room. He wants some posters and a new rug. He spent $44.50 total. If the rug costs $27 and the posters cost $2.50 each, how many did he buy?

• 44.5 = 2.5x - 27

• 44.5 - 2.5 = 27x

• 27x + 2.5 = 44.5

• 2.5x + 27 = 44.5

Tags

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.6

CCSS.6.EE.B.5

CCSS.6.NS.B.3

CCSS.6.RP.A.3

Casey has $50 to spend at Best Buy. She wants to buy a DVD for $14 and some CDs that cost $12 each. How many CDs can she buy?

• 12 + 14x = 50

• 12x + 14 = 50

• 50 - 14 - 12 = x

• 50x + 12 = 14

Tags

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Jim paid a gym membership fee of $50, plus $20 per month.  Jim has paid a total of $290 to the gym.  Which equation matches this situation?

• 50 + 20m = 290
• 20 + 50m = 290
• 50 + 20 = m
• 50m - 20 = 290

Tags

CCSS.HSA.CED.A.3

Mary went to the store and spent $12. She bought 3 equally priced notebooks. How much did each one cost?

• 3x = 12 ; where each book cost $4

• 3x = 12 ; where each book cost $36

• $\frac{x}{3}=12\ ;$ where each book cost $36.

• $\frac{12}{x}=3;$ where each book cost $4

Tags

CCSS.6.EE.B.7

Sam bought two packages of small fries and a Big Mac. He spent a total of $7. If the Big Mac cost $3, how much did each package of small fries cost?

• $2

• $5

• $8

• $20

Tags

CCSS.3.OA.D.8

Kathy's plant grew the same amount in January and February. In March, it grew 3 inches. If the plant grew a total 13 inches during these three months, how much did it grow during each of the other two months?

• 20

• 8

• 5

• 32

Tags

CCSS.4.MD.A.2

When a number decreased by 4 is doubled, the result is 28. What is that number

• 18

• 28

• 6

• 7

Tags

CCSS.7.EE.B.4A

Which equation would describe "two times a number plus five equals 15"?

• x + 5 = 15
• 2x + 5=15
• x + 2(5) = 15
• 2(x + 5) = 15

Tags

CCSS.6.EE.B.7

CCSS.6.EE.A.2

CCSS.6.EE.B.6

A taxi charges $3, plus $1.50 for each mile traveled.  Mr. Lewis rode in the taxi from his home to the airport and was charged $30.  How many miles does Mr. Lewis live from the airport?

• 18 miles
• 20 miles
• 22 miles

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