use one-variable equations or inequalities in problem situations

Popular Tutorials in use one-variable equations or inequalities in problem situations

How Do You Solve an Equation with Variables on Both Sides?

Trying to solve an equation with variables on both sides of the equal sign? Figure out how to get those variables together and find the answer with this tutorial!
How Do You Solve an Inequality With Variables on Both Sides?

Solving an inequality for a variable? Just perform the order of operations in reverse! Don't forget that if you multiply or divide by a negative number, you MUST flip the sign of the inequality! That's one of the big differences between solving equalities and solving inequalities.
What is the Angle-Angle Postulate for Triangle Similarity?
How Do You Solve a Two-Step Equation?

Becoming a pro at solving equations takes practice! Follow along with this tutorial to see an example of solving an equation for a variable.
How Do You Find a Value for x that Makes Two Lines Parallel?

Got a transversal intersecting two lines? Trying to figure out if those lines are parallel? You could test to see if corresponding angles are congruent. This tutorial shows you how!
What is a Transversal?

Ever heard of a transversal? It's not as confusing as the term sounds. This tutorial will introduce you to transversals and show you the neat things that happen when a transversal meets two parallel lines. Take a look!
What are Interior and Exterior Angles of a Polygon?

Sometimes a math term can really tell you a lot about the thing it's describing. Think about the terms interior angle and exterior angle. Can you guess where each is located on a polygon? Take a look at this tutorial to find the answer and learn about interior and exterior angles!
What is the Triangle Sum Theorem?

When you're dealing with triangles, the Triangle Sum theorem can be very useful in finding interior angle measurements. In this tutorial, learn how to find this helpful theorem!