Solution to Equations

Front

What is a solution to an equation?

Back

A solution to an equation is a value that makes the equation true when substituted for the variable.

Front

How do you determine if a value is a solution to an equation?

Back

Substitute the value into the equation and check if both sides are equal.

Front

What is the first step to solve the equation x - 7 = 15?

Back

Add 7 to both sides of the equation.

Front

What is the solution to the equation 101.4 - d = 99.2?

Back

d = 2.2

Front

Which equation has x = 5 as a solution?

Back

2x = 10.

Front

What operation would you perform to solve x - 62 = 123?

Back

Add 62 to both sides.

Front

If 3x = 12, what is the value of x?

Back

x = 4.

Front

What does it mean if an equation has no solution?

Back

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

Front

What is the inverse operation of addition?

Back

Subtraction.

Front

What is the inverse operation of multiplication?

Back

Division.