Understanding Formula
Understanding terms
Type of Slope
Random
Word Problem to Formula
100
Which is the slope?
y = 2x + 10
2
100
Which letter represents the slope?
m
100
y = 2x + 1
100
Why did Stargirl change her personality?
For Leo to be more comfortable/for him to not be shunned
100
True or False
y = mx + b is a linear equation
true
200
Which number is the y-intercept?
y = 3x + 21
21
200
Which letter represents the y-intercept?
b
200
Find the formula using the table
y = 2x + 1
200
What are 4 different food groups?
Fruits and veggies, protein, grain, fats and oils, dairy
200
For babysitting, Nicole charges a flat fee of $3, plus $5 per hour. What is the relationship between the x and y values?
y=5x+3
300
Find what Y is for the 30th term using the formula: y = 4x + 20
y = 140
300
If a slope is going up and to the left, is it positive or negative?
negative
300
y = 2x + 2
300
What are 2 different ways to purify (clean) liquids?
Filter, boiling, distilling, centrifugation
300
What are three key phrases that indicate y intercept from a word problem?
initial fee, one time fee, starting point, unchanging amount, beginning point, one time charge
400
Find what y is for the 20th term using the formula: y = 1/2x - 8
y = 2
400
If a slope is going up and to the right, is it positive or negative?
Positive
400
Fill in the table on a whiteboard/math notebook.Put the correct coordinates in the last column.
We will solve as a class
400
What are 2 body changes with boys and 2 body changes with girls that can happen during puberty (do not repeat)?
Answers may vary
400
Rufus collected 100 pounds of aluminum cans to recycle. He plans to collect an additional 25 pounds each week. Write an equation in y=mx+b form.
y=25x+100
500
What would x be if y was 15
y = -5x + 20
x = 1
500
What would the slope be for a horizontal line? What would it be for a vertical line?
Horizontal line: the slope is ZERO (it would be 0/something)
Vertical line: The slope is UNDEFINED (it would be something/0
500
Find the missing spots on the table and find the formula
y = x - 4
(14, 10)
(35, 31)
500
Which great lakes are touching Canada?
Lake Superior, Lake Huron, Lake Erie, and Lake Ontario
500
A canoe company has a $25 coupon off any rental. A canoe rental cost $45 per hour. Write an equation in y=mx+b form.
y=45x-25