4.2 SlopeInterceptForm.notebook

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January 03, 2020

Warm Upsolve for x: ­2(1­ 4x) = 3x + 8

A) 6/11

B) 2

C) ­10/7

D) ­2

4.2 SlopeInterceptForm.notebook

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January 03, 2020

Graphing LinesEquation of a line: y = mx + b• m is the slope• b is the y-intercept

How you would write the equation of the line if you knew the slope was 4 and the y­ intercept was 7?

4.2 SlopeInterceptForm.notebook

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January 03, 2020

With a partner, try the following examples:

Write the equation of the linear function with the given information.

1. Slope = and the y­ intercept is ­1

2. Slope = and the y­ intercept is ­1

3. b = ­2 and m =

4. m = ­1

WE TRY:

4.2 SlopeInterceptForm.notebook

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January 03, 2020

Can you look at this graph and find the slope or y­intercept?

Find the y­intercept: ____

Find the slope: _____

Write an equation: _________

Find the y­intercept: ____

Find the slope: _____

Write an equation: _________

4.2 SlopeInterceptForm.notebook

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January 03, 2020

Find the y­intercept: ____

Find the slope: _____

Write an equation: _________

4.2 SlopeInterceptForm.notebook

6

January 03, 2020

Find the y­intercept: ____

Find the slope: _____

Write an equation: _________

4.2 SlopeInterceptForm.notebook

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January 03, 2020

(8, 8)

(0, 2)

(0, 6)

(9,3)

Complete the table from the graph.

x 0 4 8y

x 0 3y 4 3

4.2 SlopeInterceptForm.notebook

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January 03, 2020

(0,10)

(7,2) (0,4)

(8,4)

x 0y

x 0 1 5 8 9y

4.2 SlopeInterceptForm.notebook

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January 03, 2020

Tear off and complete the exit ticket at the end of the packet!!!

4.2 SlopeInterceptForm.notebook

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January 03, 2020

EXIT TICKET*tear this page off and turn it in before you

leave class today*

Name: ___________________

Score: ____/6 Writing Equations

4.2 SlopeInterceptForm.notebook

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January 03, 2020

Write the equation of each line shown below.

a) b)