California Algebra 1, 2007
 SELECT PAGE NO. SELECT PROBLEM NO. FOR THE PAGE

 PAGE: 225 SET: Exercises PROBLEM: 1

The expression is .

The equation is in slope-intercept form.

To graph the equation, first graph the .

(Subtract 3x from each side)

(Apply commutative property of addition: a + b = b + a)

(Divide each side by 2)

(Cancel common terms)

First find the y-intercept.

The y-intercept is the value of y, when x = 0.

(Zero product property: )

(Divide: )

Next find the x-intercept

The co-ordinate point is

The x-intercept is the value of x, when y = 0.

(Multiply each side by 2)

(Cancel common terms)

(Zero product property: )

(Divide each side by 3)

(Cancel common terms)

(Divide: )

Next find the y-intercept.

The co-ordinate point is (2, 0)

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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