Linear Equation Review

Linear Equation Review

What is a linear Equation?

An equation whose graph is a line.

Multiple Choice

Which of the following shows a linear equation?

y=mx+b

• m = slope

• b= y-intercept

How do we graph slope?

Types of slopes

Positive

Negative

Undefined

Zero

Multiple Choice

What is the slope of the line?

• -2/3

• 2/3

• -3/2

Multiple Choice

What is the slope of the line?

• -3

• 3

• 1/3

Multiple Choice

Which graph shows a positive slope?

Y-INTERCEPT

• Point where the line crosses (intersects) the y-axis.

Multiple Choice

Pick the correct y-intercept for the graph.

• 0

• 3

• -1

Graphing linear Equations

• Using the slope given and the y-intercept we should be able to graph linear equations.

• LET'S PRACTICE!!!

Multiple Choice

Choose the correct graph :

y=6x-4

Multiple Choice

Choose the correct graph :

y=4x+6

Open Ended

Given the equation, y=5x-5, explain how you would graph it in your own words.

(First I would...

Second step would be...

Third Step...)

Multiple Choice

What is the correct equation of the graph?

• y=-.5x+4

• y=8x+4

• y=4x-.5

• y=4x-8

Multiple Choice

What is the correct equation of the graph?

• y=-3x+9

• y=9x+3

• y=3x+9

Poll

From 1-4, how comfortable are you with graphing a linear equation?

• 1- I have no idea whats going on

• 2-I have an idea but still need alot of practice

• 3-I feel comfortable with it

• 4-Im ready to teach this to someone else.