Equation to Solve Word Problems

Deon wants to go on a camping trip that will cost $199.  He paid a deposit of $55 and will save an additional $18 per week to pay for the trip. Which equation shows ow many weeks will he need to save to pay off his trip?

• 18w + 55 = 199

• 18w - 55 = 199

• 18w - 199 = 55

• 55w - 18= 199

Sal purchased a computer for $650. He paid $105 initially and will pay $20 per month until the computer is paid off.  How many months will he have to pay before his computer is paid off?

• 20x + 105 = 650

• 105x + 20 = 650

• 650x - 20 = 105

• 20x - 105 = 650

Sal purchased a computer for $650. He paid $105 initially and will pay $20 per month until the computer is paid off. Which equation shows ow many months will he have to pay before his computer is paid off?

• 20x + 105 = 650

• 105x + 20 = 650

• 650x - 20 = 105

• 20x - 105 = 650

The Johnson family wants to join a gym.  There is a fee of $125 to join plus $45 per month membership fee.  They budgeted $800 for the gym membership.  Which equation shows how many months will they be able to have a membership?

• 125 + 800x = 45

• 45x + 125 = 800

• 125x + 45 = 800

• 45x - 125 = 800

• A

• B

• C

• D

Jennifer made a deposit of $150 for soccer camp. Her unpaid balance was $300. Which equation would help you find the fee for soccer camp?

• x - 150 = 300

• 300 - x = 150

• 150x = 300

• 300 ÷ x = 150

Alicia and her friends went shopping. Alicia spent twice as much as her friend Summer and 3 times as much as her sister Michelle. Michelle spent $15. How much did Alicia spend while shopping?

The second book in a Fantasy series is 112 pages longer than the first book.  The total number of pages in both books is 524.  Which equation shows how many pages are in the first book?

• b + b + 112 = 524

• 2b = 524

• b - 112 = 524

• b + 112 = 524

Janelle and some of her friends went to the movies.  Tickets cost $6 per person and each girl also purchased a snack for $2.25.   The total was $40.50. Which equation shows how many girls went to the movies?

• 6g + 2.25g = 40.50

• 40.50 - g = 6

• 6g - 2.25 = 40.50

• 6g + 2.25 = 40.50

Ms. Fraser pays a fee of $20 plus $0.10 per text for her cell phone.  If her bill was $56.70, which equation shows how many texts  she sent last month?

• 20 + 0.1t = 56.70

• 20t + 0.10 = 56.70

• 20t = 56.70

• 56.70t + 20 = 0.10