Inverse Operations

Front

What is an inverse operation?

Back

An inverse operation is a mathematical operation that reverses the effect of another operation. For example, addition and subtraction are inverse operations, as are multiplication and division.

Front

What is the inverse operation of addition?

Back

The inverse operation of addition is subtraction.

Front

What is the inverse operation of subtraction?

Back

The inverse operation of subtraction is addition.

Front

What is the inverse operation of multiplication?

Back

The inverse operation of multiplication is division.

Front

What is the inverse operation of division?

Back

The inverse operation of division is multiplication.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, you perform inverse operations to both sides of the equation until the variable is alone on one side.

Front

What is the first step to solve the equation 765 = p - 254?

Back

The first step is to add 254 to both sides of the equation to isolate p.

Front

If 3x = 27, what is the first step to solve for x?

Back

The first step is to divide both sides of the equation by 3.

Front

What is the solution to the equation x - 32 = 49?

Back

The solution is x = 81, found by adding 32 to both sides.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.