Graphing Equations and Intercepts

Solving a system of equations by graphing

Graphing linear equations

Finding the area of a triangle

Solving quadratic equations

Matrix method

Elimination

Substitution

Graphing

To teach algebraic methods

To solve quadratic equations

To demonstrate graphing techniques

To find the area of shapes

Find the determinant

Use a calculator

Solve the equations algebraically

Assign different colors to the equations

Green

Red

Yellow

Blue

To make the video colorful

To differentiate between the equations

To highlight the solution

To show the slope

x - y = 4

y = 2x + 3

3x - 2y = 6

x + y = -8

(2, 0)

(0, -3)

(-3, 0)

(0, 2)

(0, -3)

(2, 0)

(-3, 0)

(0, 2)

Solve for y

Create a t-chart

Find the slope

Check the solution