Solving One-Step Equations: Real-Life Scenarios

Maria has 12 apples. She gives away some apples to her friend and now has 8 apples left. How many apples did she give away? (Equation: 12 - x = 8)

• 10

• 6

• 2

• 4

A book costs $15. If you have $x, how much more money do you need to buy the book? (Equation: x + 15 = 15)

• 15 - x

• x + 15

• 15 + x

• x - 15

Tom is 5 years older than his sister. If his sister is x years old, how old is Tom? (Equation: x + 5 = T)

• T = x - 5

• T = x + 5

• T = x - 10

• T = x + 10

A box contains 20 chocolates. If you eat x chocolates, how many are left? (Equation: 20 - x = remaining chocolates)

• x - 20

• 20 - x

• 20 + x

• 20 * x

The temperature is 30 degrees Celsius. If it drops by x degrees, what is the new temperature? (Equation: 30 - x = new temperature)

• 30 + x

• 30 - 10

• x + 30

• 30 - x

A car travels 60 miles in x hours. How fast is the car going? (Equation: speed = 60/x)

• 60*2/x

• 60/x

• x/60

• 60+x

You have $50. You spend x dollars on a game. How much money do you have left? (Equation: 50 - x = remaining money)

• 50 - x

• 50 + x

• x - 50

• 50 * x

A rectangle has a length of 10 cm and a width of x cm. If the perimeter is 40 cm, what is the width? (Equation: 2(10 + x) = 40)

• 10 cm

• 5 cm

• 15 cm

• 20 cm

If a train leaves the station at 3 PM and travels at x miles per hour, how far will it go in 2 hours? (Equation: distance = 2x)

• 4x

• 2x + 1

• 2x

• x

A gardener has x flowers and buys 5 more. Now he has 20 flowers. How many flowers did he start with? (Equation: x + 5 = 20)

• 15

• 18

• 25

• 10