y=mx+b
Finding slope
writing equations in slope intercept form
find the y-intercept
100
what letter in y=mx+b represents slope?
m
100
Determine the slope from the following equation:
y=-2/3 x+4
-2/3
100
rate of change: 2
y-intercept: 7
write the equation in slope intercept form (y =mx+b).
y=2x+7
100
Determine the y-intercept from the following equation:
y=2x+5
5
200
what letter in y=mx+b represents the y-intercept?
b
200
Determine the rate of change from the following table. Simplify your answer.
5/2
200
rate of change: 4/7
y-intercept: - 5
write the equation in slope intercept form (y =mx+b).
y=4/7 x-5
200
Determine the y-intercept from the following equation:
y=7x-7
-7
300
what are you actually finding when solving for the rate of change?
slope
300
Find the slope of the line.
-4
300
rate of change: -2/3
y-intercept: 9
write the equation in slope intercept form (y =mx+b).
y=-2/3 x+9
300
what is the y-intercept?
-4
400
what is the definition of the y-intercept?
where the line crosses through the y-axis
400
Find the Rate of Change of the line
3
400
Write the equation of the line.
y=2x+2
400
Zoe is saving up to buy a new bicycle. She already has $80 and can save an additional $6 per week using money from her after school job. Which number represents the y-intercept?
$80
500
what is the formula to find the slope?
(y2-y1)/(x2-x1)
500
Robert is going to an amusement park. The price of admission into the park is $15, and once he is inside the park, he will have to pay $5 for every ride he rides on. What is the rate of change?
$5
500
Write the equation for the line
y=-3/5x-3
500
Find the y-intercept from the table
5