Real-Life Word Problems: Identify Variables & Equations

Ava has x apples. If she buys 5 more apples, she will have 12 apples. How many apples did she start with?

• 7

• 6

• 8

• 10

Liam is x years old. In 4 years, he will be 15 years old. How old is Liam now?

• 14

• 10

• 11

• 12

A book costs $x. If you buy 3 books, you spend $24. What is the cost of one book?

• $8

• $6

• $12

• $10

Sofia has x marbles. She gives 7 marbles to her friend and now has 10 left. How many marbles did she have originally?

• 17

• 20

• 10

• 14

A rectangle has a length of x cm and a width of 4 cm. If the perimeter is 28 cm, what is the length of the rectangle?

• 8 cm

• 6 cm

• 10 cm

• 12 cm

The sum of x and 9 is equal to 20. What is the value of x?

• 12

• 10

• 11

• 15

A movie ticket costs $x. If you buy 5 tickets and spend $50, what is the price of one ticket?

• 5

• 15

• 20

• 10

Emma has x stickers. She buys 10 more and now has 25 stickers. How many stickers did she have before?

• 15

• 30

• 20

• 5

A train travels x miles in 2 hours. If it travels 60 miles in total, how far did it travel in the first hour?

• 50 miles

• 30 miles

• 40 miles

• 20 miles

The total cost of x notebooks is $15. If each notebook costs the same, how much does one notebook cost?

• $5

• $15/x

• $30

• $10/x