About Slope Formula:

The slope of a line is a measure of its steepness. We calculate the slope of a line by comparing the change in y values (vertical change) to the change in x values (horizontal change) while moving along our line from one point to another.


Test Objectives
  • Demonstrate an understanding of the slope formula
  • Demonstrate the ability to calculate slope using the slope formula
  • Demonstrate the ability to calculate slope from the graph of the line
Slope Formula Practice Test:

#1:

Instructions: Find the slope of the line that passes through the given points.

a) (-5,14) and (5,20)

b) (7,4) and (-3,4)


#2:

Instructions: Find the slope of the line that passes through the given points.

a) (-6,-10) and (0,-18)

b) (6,11) and (9,8)


#3:

Instructions: Find the value of y.

a) (-3,-2) and (-2,y) : slope = 7


#4:

Instructions: Find the value of x.

a) (x,1) and (-1,-3)

slope  =  4
5

#5:

Instructions: Find the slope of the line from the graph.

a)

find the slope of the line for y = -4x + 4

b)

find the slope of the line for y = -4x + 4
Written Solutions:

#1:

Solutions:

a)

m  =  3
5

b) m = 0


#2:

Solutions:

a)

m  =   -  4
3

b) m = -1


#3:

Solutions:

a) y = 5


#4:

Solutions:

a) x = 4


#5:

Solutions:

a) m = -4

b)

m  =  5
2