Virtual Nerd: How Do You Write and Use a Prediction Equation?

Goodness! There are a lot of steps in getting to the final solution in this word problem. Watch this video and follow along as the instructor explains each and every step. There's a scatter plot, a line of fit, writing an equation based...

Review how to simplify a radical whose radicand is not a perfect square. This tutorial will walk you through the multi-step process. [3:12]

How do you simplify expressions that have negative exponents? This video will walk you through the process and provide examples. [3:39]

Watch how to simplify an expression using the quotient of powers rule. This tutorial will explain the process and show examples. [2:58]

Watch this tutorial to discover how to take a table of values and describe the relation using a direct variation equation. [2:46]

View this tutorial to see how to find the slope using the slope of the perpendicular line. Then, use this slope and the given point to write an equation for the line in slope-intercept form. [4:39]

Maria is 12 years old. How do you know that? Follow the teacher as she shows you how to set up and solve this word problem. Don't forget to check your answer.

Trying to write an equation in point-slope form? Got a point on the line and the slope? Plug those values correctly into the point-slope form of a line and you'll have your answer. Watch this tutorial to see how it's done. [1:47]

Knowing how to find the Greatest Common Factor (GCF) is crucial to solving an equation or simplifying an expression. Review for the SAT by watching this tutorial that walks you through the process. [4:57]

Brush up on converting numbers in expanded form into exponential form for the SAT. Watch how to write a repeated multiplication in exponential form. [2:34]