Two step equations

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform inverse operations in the reverse order of operations.

Front

What is the first step to solve the equation 0 = 8z + 8?

Back

Subtract 8 from both sides to isolate the term with the variable.

Front

What is the solution to the equation 0 = 8z + 8?

Back

The solution is z = -1.

Front

In the equation 4y - 9 = -36, what is the first step to solve for y?

Back

Add 9 to both sides of the equation.

Front

What is the solution to the equation 4y - 9 = -36?

Back

The solution is y = -4.

Front

What does it mean to check your solution in an equation?

Back

Checking your solution means substituting the value back into the original equation to verify that both sides are equal.

Front

What is the importance of performing the same operation on both sides of an equation?

Back

Performing the same operation on both sides maintains the equality of the equation.

Front

How do you solve for w in the equation 2w + 4 = 16?

Back

Subtract 4 from both sides, then divide by 2.

Front

What is the solution to the equation 2w + 4 = 16?

Back

The solution is w = 6.