Solving Two Step Equations

Front

What is the first step to solve a simple two-step equation?

Back

Undo the Addition/Subtraction first (to remove the constant term), then undo the Multiplication/Division (to remove the coefficient and isolate the variable).

Front

How do you eliminate a fraction in an equation?

Back

Multiply by the Reciprocal.

Front

If m represents the cost of one bag of maple granola, how do you represent the cost of six bags?

Back

6m.

Front

What does it mean to 'isolate' the variable in an equation?

Back

To get the variable alone on one side of the equation.

Front

In the equation 5x + 3 = 28, which term would you cover up first using the 'Cover-Up' method?

Back

5x.

Front

What is a two-step equation?

Back

An equation that requires two operations to solve for the variable.

Front

What is the purpose of using the inverse operation in solving equations?

Back

To reverse the effect of the operation applied to the variable.

Front

What is the reciprocal of a number?

Back

A number that, when multiplied with the original number, gives a product of 1.

Front

How do you check if your solution to an equation is correct?

Back

Substitute the solution back into the original equation to see if both sides are equal.

Front

What is the coefficient in the equation 3x + 5 = 11?

Back

3.