# Solving Linear Equations - Basic Algebra Shortcut Tricks!

## By The Organic Chemistry Tutor

This algebra video tutorial shows you how to solve linear equations that contain fractions and variables on both sides of the equation. This video contains plenty of examples and practice problems for you to work on.

# Trigonometric Substitution

## By The Organic Chemistry Tutor

This calculus video tutorial provides a basic introduction into trigonometric substitution. It explains when to substitute x with sin, cos, or sec. It also explains how to perform a change of variables using u-substitution integration techniques and how to use right triangle trigonometry with sohcahtoa to convert back from angles in the form of theta to an x variable. There's plenty of examples and practice problems in this lesson.

# MAAP 2020-21 Blueprint and Best Practices | 10 Min. webinar organized by EdShorts

## By Lumos Learning

This Free 10 Min power-packed webinar organized by EdShorts on Jan 28th provides all the information available about 2021 LEAP Assessments - such as testing guidelines, blueprint changes, testing windows, and more! Join the EdShorts Facebook community today: https://www.facebook.com/groups/60370...​ for more bite-sized power-packed webinars every week!

# ALL OF GRADE 9 MATH IN 60 MINUTES!!! (exam review part 1)

## By Lumos Learning

Here is a great exam review video reviewing all of the main concepts you would have learned in the MPM1D grade 9 academic math course. The video is divided in to 3 parts. This is part 1: Algebra. The main topics in this section are exponent laws, polynomials, distributive property, and solving first degree equations. Please watch part 2 and 3 for a review of linear relations and geometry. If you watch all 3 parts, you will have reviewed all of grade 9 math in 60 minutes. Enjoy! Visit jensenmath.ca for more videos and course materials.

# 2011 Roundtable at Stanford: Redefining K-12 Education in America

## By Lumos Learning

October 22, 2011 - Designing an education that truly builds the necessary skills for today's enormously diverse student population is not easy. But it's the key to opportunity for our citizens, economic vitality for our nation, and to assuring the U.S. remains a world leader. There is hope: innovations and innovators that challenge the status quo; research to help us understand how to move the education needle; a virtual army of reformers experimenting with new ways to teach, learn, and run our public schools.