Topic 4 Equations Practice FIAB

Front

What is the equation to find the number of books Emma had before purchasing 20 additional books if she now has 150 books?

Back

Let x be the number of books Emma had before. The equation is: x + 20 = 150.

Front

If the sum of 15 and x is equal to 25, what is the equation?

Back

15 + x = 25

Front

Write an equation to represent the total amount Jordan spent on a book and a snack if he spent $12 on a book and a total of $25.

Back

12 + s = 25, where s is the amount spent on the snack.

Front

What is the value of x in the equation 9 · x = 81?

Back

x = 9

Front

If the sum of 58 and y is equal to 103.75, what is the equation?

Back

58 + y = 103.75

Front

What is the first step to solve the equation x + 5 = 12?

Back

Subtract 5 from both sides: x = 12 - 5.

Front

How do you isolate the variable in the equation 3x = 12?

Back

Divide both sides by 3: x = 12 / 3.

Front

What is the equation for the total cost if a shirt costs $20 and you buy x shirts?

Back

Total cost = 20x.

Front

If you have an equation 2y + 3 = 11, how do you solve for y?

Back

Subtract 3 from both sides: 2y = 8, then divide by 2: y = 4.

Front

What is the equation to find the total number of apples if you have 10 apples and buy x more?

Back

Total apples = 10 + x.