Question

Use the Line Tool to graph the equation. 3x−y=9

Answer 1

Answer:

Step-by-step explanation:

Solve for

y

y

.

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y

=

−

9

+

3

x

y

=

-

9

+

3

x

Rewrite in slope-intercept form.

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y

=

3

x

−

9

y

=

3

x

-

9

Use the slope-intercept form to find the slope and y-intercept.

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Slope:

3

3

y-intercept:

−

9

-

9

Any line can be graphed using two points. Select two

x

x

values, and plug them into the equation to find the corresponding

y

y

values.

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x

y

2

−

3

3

0

x y 2 -3 3 0

Graph the line using the slope and the y-intercept, or the points.

Slope:

3

3

y-intercept:

−

9

-

9

x

y

2

−

3

3

0

x y 2 -3 3 0

image of graph