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1. Find the slope and y-intercept of y = -3x + 9

a. m = 3, b= -9

b. m = -3, b = 9

c. m = 1, b = -3

d. m = 9, b =-3

2. Find the slope and y-intercept of y = x – 3

a. m = 3, b = -1

b. m = -3, b = 1

c. m = 1, b = -3

d. m = -1, b = -3

3. Write the equation 6x + 4y = 8 in slope-intercept form

a. y = 3/4x + 2

b. y = 3/2x + 4

c. y = -3/2x + 2

d. y = -3/2x + 4

4. Write the equation in point-slope form given the point (5,9) and slope m = 2.

a. y - 9 = 2(x - 5)

b. y – 5 = 2(x + 9)

c. y + 9 = 2(x – 5)

d. y – 9 = 2(x + 5)

5. Write the equation in point-slope form given the point (1, -7) and slope -2/3.

a. y + 7 = -2/3(x - 1)

b. y – 7 = -2/3(x + 1)

c. y + 7 = 2/3(x + 1)

d. y – 7 = 2/3(x – 1)

6. Calculate the slope of the line in the graph below.

a. -2/3

b. -3/2

c. 2/3

d. 3/2

7. Find the slope of a line perpendicular to the line y = 4x – 7

a. m = 4

b. m = 7

c. m = ¼

d. m = - ¼

8. Find the slope of a line parallel to the line y = 2/3x + 6

a. m = 2/3

b. m = -3/2

c. m = 6

d. m = -1/6