4.1 C Graphing Linear Equations

4. Find the slope between the points (4, -10) and (8, 42) given the slope formula: m =

13

3. Given the equation 3y = 9x - 15 , Identify the slope.

3

1. Given the equation y = 4x -6 , identify the slope.

4

2. Given the equation y = 2x + 8 , identify the y-intercept.

8

Downhill

A negative slope goes ___________.

Uphill

A positive slope goes __________.

3

In the coordinate (3 ,2), the x-coordinate is:

7

In the coordinate (6, 7), the y-coordinate is:

9. What are some ways you can recognize a proportional relationship?

The graph of the line is a straight line and it goes through the origin. The equation of the line has an intercept of 0 and the slope is any number not equal to zero.

7. Write the equation of a line that has a slope that is 0

There are many answers, one answer is y = 5

y= -4x+2

What is the equation of the graph?

y=-2+4x

What is the equation of the graph?

y=-4-½x

What is the equation of the graph?

y=2x-4

What is the equation of the graph?

y=½x+2

What is the equation of the graph?

-10

What is the slope in y= 2 -10x

-1

What is the slope of the equation y = -x - 14

1

What is the slope of the equation y = x - 3?

0

What is the slope of this graph?

6. What is the slope of a vertical line?

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5. Write the equation of a line given the slope is 3 and the y intercept is -2.

y = 3x - 2

6. What is the slope of a horizontal line?

zero