Topics: Linear equation, Slope, Function Pages: 2 (316 words) Published: August 18, 2013
Name:______________________________________ Date:_______________________

Equations of a Line and Their Graphs

I. Determine the equation of each line in slope intercept form. 1. 2. [pic] [pic]

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3. 4. [pic] [pic]

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5.

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II. A. Write an equation of a line with the given slope and y-intercept then graph. 1. slope = 3 ; y-intercept = -7 equation = _________________________ 2. slope = -1; y-intercept = 2 equation = _________________________ 3. slope = 1/3; y-intercept = -5 equation = _________________________ 4. slope = -2; y-intercept = 0 equation = __________________________ 5. slope = 0; y-intercept=9 equation =___________________________

B. Solve the following then graph each given.
1. Write an equation of a line that passes through the point (1, 6) and has slope of -3. Step 1: Plug the slope and the point into y=mx+b to determine y-intercept.

Step 2: Write equation = ___________________________

2. Write an equation of a line that passes through the point (-1, -3) and has slope of 5.

3. . Write the equation of a line given two points on the line (-1, -4) and (2, 5). Step 1: Calculate slope using slope formula:

Step 2: Plug the slope and one of the points into y=mx+b to determine y-intercept.

Step 3: Write equation = ___________________________

4. Write the equation of...