Word Problem Equations

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

Solve: 18x=324

• 16

• 17

• 18

• 19

Each pair of socks costs $2.50. if Ella buys 6 pairs, how much does she pay?

• 6x = 2.50
• 2.50 = 6x
• 6 = 2.50x
• 2.50(6) = x

Andrew has saved $55 toward the purchase of an IPOD. The IPOD costs $145. Which equation represents the amount Andrew needs to save to by the IPOD?

• 55 + x = 145
• 145x = 55
• 55 - x = 145
• 145 (55) = x

Joey and four of his friends went out to eat. They decided to split the bill evenly. Each person paid $11.13. What was the total bill? Write an equation you could use to solve this equation. Use d as your variable.

• d/4=$11.13
• 4d=$11.13
• d/5=$11.13
• 5d=$11.13

y - 4.6 = 12

• 16.6
• 5.8
• 7.4
• Answer not Given

In 2010, a tree was 8 feet tall. In 2011 the tree was 14 feet tall. Which equation would be used to find how many feet the tree grew?

• f + 8 = 14

• f - 8 = 14

• f/8 = 14

• 8f=14

Sally bought three candy bars for a total of $18.00. How much did each candy bar cost? Write an equation to solve this problem. Use c as your variable.

• 18c=6
• c + 6= 18
• c +18 = 6
• 3c=18

17 = x + 3

• x = 20
• x = 14
• x = 13
• x = 19

Two hundred seventy-six people are seated in 12 identical rows for a performance of a school play. How many people are in each row? Let p be the number of people in each row.

• p = 276 ÷ 12
• p = 276 ⋅ 12
• 276p = 12
• p = 12 + 276