Slope Review
In the formula y=mx+b the b represents what?
Y-Intercept
Is the slope positive, negative, or zero? y = 0x-12
Zero
Mrs. Durham purchases turkey from the deli counter for $3.25 per pound. She also purchases a loaf of bread from the bakery for $4.50. Which equation can be used to represent the total cost, c, of Mrs. Durham's purchase of bread and t pounds of turkey?
c = 3.25t + 4.50
A balloon is released from the top of a 75-foot building. The balloon rises at a rate of 2 feet per second. Which equation describes h, the height of the balloon in feet from the ground after s seconds?
h = 2s + 75
Look at the set of ordered pairs. {(-8, 3), (-6, 2), (-4, 1), (-2, 0)} Which of the following shows the correct equation for the function represented by the ordered pairs?
y = -0.5x - 1
A function is represented by the following set of ordered pairs. {(-3, -13), (0, -7), (3, -1), (6, 5)} Which equation represents the function?
y = 2x - 7
What is the slope of this line from these points? (-3, 8) and (-2, -3)
-11
What is the slope?
-2
What is the y-intercept?
0
What is my y-intercept?
1
What is the slope of the graph?
1
What is the y-intercept?
12
What is the slope?
2
What is the y-intercept of the graph?
2
Calculate the slope of the following two points: (3,5) and (4,8)
3
What is the slope?
5
What is the slope of this line? Hint: RISE over RUN
50
The student correctly graphed the linear equation. True or false?
False.
Is the slope positive, negative or zero? y = -8x+20
Negative
Is the slope positive negative or zero? y = 9x-5
Positive
In the formula y=mx+b the m represents what?
Slope
The formula for rise/run (rise over run) is what?
y2-y1/x2-x1
What is the correct linear equation?
y=-2x+12