4.2 Flashcardizz Practice

Front

What is a variable in an equation?

Back

A symbol, often a letter, that represents an unknown value in an equation.

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 inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of multiplication?

Back

Division.

Front

How do you isolate a variable in an equation?

Back

By performing inverse operations to both sides of the equation.

Front

What is the solution to the equation 4b = 44?

Back

b = 11.

Front

What does it mean if an equation has no solution?

Back

It means there is no value for the variable that can make the equation true.

Front

What is the solution to the equation 5m = 10?

Back

m = 2.

Front

What is the solution to the equation -5x = 25?

Back

x = -5.

Front

Which equation has x = 5 as the solution?

Back

2x = 10.