PPT
Sophia Learning

Sophia: Writing and Solving Percent Equations: Lesson 1

For Students 7th - 8th
This lesson will demonstrate how set-up and solve percent equations for the percent, the part, or the whole. It is 1 of 5 in the series titled "Writing and Solving Percent Equations."
PPT
Sophia Learning

Sophia: Writing and Solving Percent Equations: Lesson 3

For Students 7th - 8th
This lesson will demonstrate how set-up and solve percent equations for the percent, the part, or the whole. It is 3 of 5 in the series titled "Writing and Solving Percent Equations."
PPT
Sophia Learning

Sophia: Writing a Linear Equation From a Perpendicular Line and Point

For Students 9th - 10th Standards
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.
Graphic
Purple Math

Purplemath: Solving Inequalities: An Overview

For Students 9th - 10th Standards
A discussion on how to solve linear and nonlinear inequalities is presented. Both the Test Method and the Factor Method of checking positive/negative intervals are included as part of the discussion.
Graphic
Help Algebra

Help algebra.com: Words for Operations

For Students 9th - 10th Standards
The table presented includes common words and phrases used in mathematics along with their algebraic form. This table is helpful for translating word problems into equations.