Linear Equations
What is the y-intercept of this equation: y = 3/4x - 5?
b = -5
If x increases and y increases the correlation is...
Positive
what is slope intercept form?
y=mx+b
What is the correlation between number of dad jokes Ms. Dodway tells and the temperature?
No Correlation
What is the slope of this equation: y = -x - 5?
m = -1
What is the correlation between amount of cookies eaten and number of cookies left?
negative
Convert to y = mx + b
y - 4 = 3x
y = 3x + 4
What is the y intercept of y = -2/3x - 5/2
b= -5/2
The formula for slope-intercept form is what?
y = mx + b
What is the y intercept of this equation: y = 2/3x?
b = 0
What is the correlation between amount of jokes Ms. Dodway tells and amount of eye rolls in the classroom?
Positive
convert to y = mx + b:
y + 5x = 1
y = -5x + 1
What is the slope of the line -y = -3/2x + 3
m=3/2
What is the equation of the line that has a slope of -5 and a y-intercept of 22/3?
y=-5x+22/3
What is the slope of this equation: y = 8?
m = 0
...
Convert to Slope Intercept Form: 2x - 2y = 4
y = x - 2
What is the y-intercept of -2y = 3x - 8
What is 4?
What is the equation of the line with a slope of -2/3, and passes through the y axis at -9?
What is y=-2/3x - 9
What is the slope of this equation: x = -4?
m = UNDEFINED
What is an example of negative correlation?
....
Convert to slope intercept form: - 4y = 2x - 1
y= -2/4x - 1/4
What did Ms. Hannon steal from Ms. Dodway? (Hint: she uses it to sing Happy Birthday)
Her amazing, spectacular, beautiful, rose gold MICROPHONE!!!!