# Search for tag: "left"

#### Writing an equation and graphing a line given its slope and y-intercept

The informaton given here can be entered directly into the y = mx + b or slope-intercept form. Then the y-intercept is used as a starting point where you apply rise over run to the given slope to…

From  Tom Grant 5 plays 0

#### Graph a line given its equation in slope-intercept form: Fractional slope

Another demo on how to use the y-intercept to start a graph of a linear equation and then use the slope to find other points on the graph. It finishes with showing the line representing all of the…

From  Tom Grant 7 plays 0

#### Identifying solutions to a linear equation in two variables

A demo that shows how to substitute possible x-y ordered pairs into an equation to find out whether they create a true statement, determining which are solutions and which are not.

From  Tom Grant 7 plays 0

#### Graphing a line given its equation in slope-intercept form: Integer slope

This explains how to use the slope and y-intercept to determine points on the line graph of a linear equation in two variables and then draws the straight line graph.

From  Tom Grant 9 plays 0

#### Solving a compound linear inequality: Graph solution, basic

Presents a compound inequality where both sides have to be solved for the variable first, and then shows how to graph the simplified results

From  Tom Grant 8 plays 0

#### Solving a two-step linear inequality with a fractional coefficient

This contains one example of solving an inequality as described in the title.

From  Tom Grant 11 plays 0

#### Writing a compound inequality given a graph on the number line

A quick demonstration of how to interpret a line graph of a compound inequality and write its algebraic form.

From  Tom Grant 7 plays 0

#### Solving for a variable in terms of other variables using multiplication or division: Advanced

An examplel of how to rearrange a formula to better suit its particular purpose. Often we need to do this because it is easier to rearrange it once instead of having to solve for a variable each…

From  Tom Grant 5 plays 0

#### Solving a linear equation with several occurrences of the variable: Variables on both sides and distribution

A somewhat fancierversion of seveal solving equation versions that should help solidify the process in your mind.

From  Tom Grant 10 plays 0

#### Addition and subtraction with 3 integers

This describes how integers interact when combined, treating minus signs as a negative sign on the number and thinking that all of the integers are being added with negatives and postives working in…

From  Tom Grant 10 plays 0

#### Solving a radical equation that simplifies to a linear equation:One radical, basic

Two examples that show different possible results from solving a radical equation. You must always check the answer to these.

From  Tom Grant 11 plays 0

#### Converting between radical form and exponent form

Shows how these forms are interrelated

From  Tom Grant 6 plays 0

#### Solving a rational equation that simplifies to linear: Like binomial denominators

This has two examples so that you can learn to watch out for what looks like a solution but is not because it creates division by zero if you check the answer in the original equation. The other…

From  Tom Grant 9 plays 0

#### Solving a rational equation that simplifies to linear: Denominator x + a

Shows cross multipication of two single fractions set equat to each other to create a new equation that has no fractions and is then solvable by the typical methods.

From  Tom Grant 14 plays 0

#### Multiplying a multivariate polynomial by a monomial

Demonstrates how to multiply a single term by an expression with more than one term but containied in parentheses. using distribution.

From  Tom Grant 16 plays 0

#### Domain and range from the graph of a continuous function

Shows how to write the domain and range of a graph of an unbroken function with a starting point and an ending point.

From  Tom Grant 187 plays 0