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PAGE: 77 | SET: Exercises | PROBLEM: 1 |

The equation is
The equation is in slope-intercept form.
To graph the equation, first graph the .
(Subtract x from each side)
(Commutative property:
)
(Additive inverse property:
)
(Additive identity property:
)
(Divide each side by 3)
(Cancel common terms)
(Multiply each side by negative one)
(Product of two same signs is positive)
First find the y-intercept.
The y-intercept is the value of y, when .
(Substitute
)
(Additive identity property:
)
(Divide:
)
Next find the x-intercept
The co-ordinate point is
The x-intercept is the value of x, when .
(Substitute
)
(Multiply each side by 3)
(Cancel common terms)
(Zero product property:
)
(Add 9 to each side)
(Commutative property:
)
(Additive inverse property:
)
(Additive identity property:
)
The co-ordinate point is
Use these ordered pairs to graph the equation.
1. Draw a coordinate plane.
2. Plot the points.
3. Draw a line through these points.

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