Hanger Diagrams = Equations

Front

What is a balanced equation?

Back

A balanced equation is an equation where both sides have the same value, meaning they are equal.

Front

What does the variable 'u' represent in an equation?

Back

The variable 'u' is a placeholder for a number that makes the equation true.

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, you perform operations to isolate the variable on one side of the equation.

Front

What is the first step to solve the equation -3 = x + 5?

Back

Subtract 5 from both sides to isolate x.

Front

What does it mean for an equation to have a solution?

Back

An equation has a solution when there is a value for the variable that makes the equation true.

Front

What is the equation that represents the hanger diagram with 7 on one side and 3w + 1 on the other?

Back

7 = 3w + 1.

Front

What is the value of 'j' in the equation that makes it balanced?

Back

The value of 'j' is 19.

Front

What is the solution to the equation 2x = 10?

Back

The solution is x = 5.

Front

What does it mean to isolate a variable?

Back

Isolating a variable means to get the variable alone on one side of the equation.

Front

What operation would you use to solve the equation x + 15 = 10?

Back

You would subtract 15 from both sides.