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How To Solve Linear Systems Using Substitution By Avoiding Fractions!
How To Solve Linear Systems Using Substitution By Avoiding Fractions! Teacherflix 4 Views • 1 year ago

This math video tutorial explains how to solve linear systems using substitution while avoiding fractions at the same time.

How To Find The Unit Vector:
https://www.youtube.com/watch?v=f5DHYCKyVRo
Vectors - Precalculus: https://www.youtube.com/watch?v=iXdMpXMuEGI
The Dot Product of Two Vectors: https://www.youtube.com/watch?v=VzX8KJKFhlM
The Cross Product of Two Vectors: https://www.youtube.com/watch?v=pWbOisq1MJU
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Solving Systems of Equations: https://www.youtube.com/watch?v=oKqtgz2eo-Y
System of Equations - 3 Variables: https://www.youtube.com/watch?v=0JQeo0yC9OQ
Systems of Non-Linear Equations: https://www.youtube.com/watch?v=JPdLEaxlnZQ
Graphing Systems of Linear Inequalities: https://www.youtube.com/watch?v=FWbcKade3rw
Partial Fraction Decomposition: https://www.youtube.com/watch?v=QKkdYW77xNI
Linear Programming: https://www.youtube.com/watch?v=Bzzqx1F23a8
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Introduction to Matrices: https://www.youtube.com/watch?v=yRwQ7A6jVLk
Adding and Subtracting Matrices: https://www.youtube.com/watch?v=QXUbFzEd3Ww
Scalar Multiplication of Matrices: https://www.youtube.com/watch?v=iJERwUVuwtY
Solving Matrix Equations: https://www.youtube.com/watch?v=UHhvcj0doaA
Multiplying Matrices: https://www.youtube.com/watch?v=vzt9c7iWPxs
Gaussian Elimination & Row Echelon Form: https://www.youtube.com/watch?v=eDb6iugi6Uk
Gauss Jordan Elimination: https://www.youtube.com/watch?v=eYSASx8_nyg
Gaussian Elimination With 4 Variables: https://www.youtube.com/watch?v=4VAXv6yRULU
Inverse of a 2x2 Matrix: https://www.youtube.com/watch?v=aiBgjz5xbyg
Inverse of a 3x3 Matrix: https://www.youtube.com/watch?v=Fg7_mv3izR0
Determinant of 2x2 and 3x3 Matrix: https://www.youtube.com/watch?v=3ROzG6n4yMc
Determinant of 4x4 Matrix: https://www.youtube.com/watch?v=fWzUwrt1Z0s
Cramer's Rule - 2x2 Linear System: https://www.youtube.com/watch?v=vXqlIOX2itM
Cramer's Rule - 3x3 Linear System: https://www.youtube.com/watch?v=Ot87qLTODdQ
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Linear Functions: https://www.youtube.com/watch?v=BtcKotD6Ni8
Functions and Graphs - Practice Problems: https://www.youtube.com/watch?v=kvU9sOzT2mk
Graphing Quadratic Functions: https://www.youtube.com/watch?v=OHH7fX_M8Ns
Complex Numbers - Quick Review: https://www.youtube.com/watch?v=OQz1ydBcQSA
Synthetic Division of Polynomials: https://www.youtube.com/watch?v=FxHWoUOq2iQ
Writing Polynomial Functions Given Zeros: https://www.youtube.com/watch?v=vu0JmblDgog
Descartes Rule of Signs: https://www.youtube.com/watch?v=YaU5JTe3cPU
Logarithms Practice Problems: https://www.youtube.com/watch?v=7DVbQKI600k
Trigonometry - Basic Introduction: https://www.youtube.com/watch?v=g8VCHoSk5_o
Law of Sines: https://www.youtube.com/watch?v=8qezAG2r0sk
How To Graph Polar Equations: https://www.youtube.com/watch?v=jO4lwddfeDA
Complex Numbers - De Moivre's Theorem: https://www.youtube.com/watch?v=J6TnZxUUzqU
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Ellipses - Conic Sections: https://www.youtube.com/watch?v=OPSCKXXvWiM
Hyperbolas - Conic Sections: https://www.youtube.com/watch?v=Iu-4-fizlD4
Arithmetic Sequences: https://www.youtube.com/watch?v=XZJdyPkCxuE
Probability - Basic Intro: https://www.youtube.com/watch?v=SkidyDQuupA
Intro to Statistics: https://www.youtube.com/watch?v=XZo4xyJXCak
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Pre-Calculus Final Exam Review: https://www.youtube.com/watch?v=Tj-V6KnwM5w
Full-Length Exam Videos + Worksheets: https://www.patreon.com/MathScienceTutor

How to solve a multi step equation with fractions
How to solve a multi step equation with fractions Teacherflix 7 Views • 1 year ago

👉 Learn how to solve multi-step equations with variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying multiple steps of operations to get to the solution.

To solve a multi-step equation, we first combine like terms by taking the variable terms to one side of the equality sign and the constant terms to the other side of the equation and evaluate them, then we can isolate the variable by multiplying both sides by the reciprocal of the coefficient of the variable.

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✅How to Solve Multi Step Equations
https://www.youtube.com/playli....st?list=PL0G-Nd0V5ZM
✅How to Solve Multi Step Equations with Variables on Both Sides
https://www.youtube.com/playli....st?list=PL0G-Nd0V5ZM
✅How to Solve Multi Step Equations with Parenthesis on Both Sides
https://www.youtube.com/playli....st?list=PL0G-Nd0V5ZM
✅How to Solve Multi Step Equations with Parenthesis
https://www.youtube.com/playli....st?list=PL0G-Nd0V5ZM
✅How to Solve Multi Step Equations with Brackets
https://www.youtube.com/playli....st?list=PL0G-Nd0V5ZM

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Master How To Solve Equations with Fractions
Master How To Solve Equations with Fractions Teacherflix 3 Views • 1 year ago

John Zimmerman, http://www.algebratesthelper.com explains how to solve equations that involve fractions by either multiplying both sides of the equation by the reciprocal of the fraction, or multiplying both sides of the equation by the denominator of the fraction. The goal is to get rid of the fraction as soon as possible.

Solving algebra fractions with a quadratic - GCSE maths level 7+ - hard!
Solving algebra fractions with a quadratic - GCSE maths level 7+ - hard! Teacherflix 3 Views • 1 year ago

Visit http://www.3minutemaths.co.uk for quick reminder High School GCSE mathematics videos.

This video is all about solving algebra fractions with a quadratic and forms part of the playlist with the same name. I've also added to the playlist on GCSE higher revision.

The question is fairly difficult and you need to be confident with factorising and manipulating fractions:

3/x+3 + 2/x+2 = -10/x+7

or

three over x plus three plus two over x plus two equals minus ten over x plus seven


I hope the video helps and please do leave a comment - thanks!


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The course contains around 3 hours of video, quizzes and a copy of my book 'How to get an A in maths.' All the way through to GCSE and just in time for revision.

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Visit playlists to help you get more from your studies

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GCSE - everything you need to know to get great grades
https://www.youtube.com/playli....st?list=PLPglScc3TJ-

How to solve linear equations
https://www.youtube.com/playli....st?list=PLPglScc3TJ-

.. and many more.


‘How to get an A in maths’ is now available on Amazon and packed full of hints, tips and techniques to help you get the very best from your studies. Or, first chapter FREE on my website http://www.3minutemaths.co.uk - real maths, tips and techniques.

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Calculate Percents Using Fractions (Solve Percent Problems) - [6-3-15]
Calculate Percents Using Fractions (Solve Percent Problems) - [6-3-15] Teacherflix 10 Views • 1 year ago

More Lessons: http://www.MathAndScience.com
Twitter: https://twitter.com/JasonGibsonMath

In this lesson, you will learn how to solve percent problems using the fraction representation of a percent. A percentage literally means "per 100", so every percent can be expressed as a fraction. This fraction representation can be used to calculate percentages of numbers. Here we multiply by the fraction to obtain the percent of the number, and discuss what the percent means in real life examples.

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