Mr. Sal

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3.7K videos

Mr. Sal is a professional mathematics teacher, adjunct professor, and CTE teacher. He also is a classroom management trainer and expert, and is available to ...

Latest Videos

Using the Pythagorean Theorem for the Ladder Example

Factor with GCFs and Binomial Difference of Squares 3x^3 - 27x

The Rocket Launch Example Factoring a Function (Project)

Factoring by Rule and by Grouping a^2 -3x -10

Basic Factoring with a Phantom 1 Leading Coefficient x^2 -9x +18

Combining Like Terms Exponents - Negatives - Constants

Combining Exponent Rules Negatives - Phantom 1s - Quotient Rule - Power of Powers

Simplifying with Many Exponents

Simplifying Exponents in Parentheses and a Fraction

Simplifying with Exponents (3a^3b^2c^5)^2(2a^5b^4c^2)^3

Simplifying a Fraction in Parentheses with a Negative Exponent Twice

Negative Exponent in the Denominator

5y^-15 - Simplifying with a Negative Exponent

Simplifying with a Negative Exponent

Simplifying with a Zero Exponent 2y^0

Parentheses to the Power of Zero

Simplifying with Exponents Exponent Subtraction

Subtracting Exponents An Example

Graph the System of Inequalities - Why Shading is the Solution

Solving a System of Equations the Admission (children and adults) Example

Solving a System of Equations Again

Solve a System of Equations with Elimination

Solve the System with Elimination

Solve the System with Elimination

Solve a System of Equations with Substitution

Solving a System with Substitution

Solve a System with Substitution

Graphing a System of Equations - ConsistentInconsistent or IndependentDependent

Solve a System by Graphing A No Solutions Example

Is (3, -4) a Solution to the System of Equations