Topic 4.1-Topic 4.5

Front

What is the solution to the equation x ÷ 2 = 12?

Back

x = 24

Front

What equation represents the situation: Robyn had some video games then bought 4 more. Now she has a total of 10 games?

Back

v + 4 = 10

Front

What is the solution to the equation z - 33 = 234?

Back

z = 267

Front

What is the solution to the equation 4x = 72?

Back

x = 18

Front

What is the solution to the equation 10x = 90?

Back

x = 9

Front

What is the definition of a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the principle of balancing equations?

Back

What you do to one side of the equation, you must do to the other side.

Front

What is the solution to the equation 5x = 45?

Back

x = 9

Front

What is the solution to the equation 3x + 6 = 21?

Back

x = 5