A function that has a constant growth; creates a straight line
What is a Linear Function?
200
4x + 2y = 10
Find y
What is y = -2x + 5
200
2(x – 5) + 1
What is 2(x) 2(-5) + 1
2x – 10 + 1
2x- 9
300
2x + 3y = 15
What is Standard Form?
300
Identify the y-intercept from the following points:
(25, 0) (0, 25).
What is (0, 25)?
300
Slope that decreases from left to right
What is a negative slope?
300
4x + 2y = 10
Find x in simplified form
What is x = -1/2y + 5/2
300
4x + 15 = -3x + 36
What is 4x + 15 = -3x + 36
+3x +3x
7x + 15 = 36
-15 -15
7x = 21
x = 3
400
f(x) = 3x + 50
What is function form?
400
Find slope from the following coordinates:
(0, 5) (2, 10).
What is 10-5/2-0 = 5/2?
400
*coordinate point for a linear function that intersects at the y-axis & the x coordinate is always 0 AND
*coordinate point for a linear function that intersects at the x-axis & the y coordinate is always 0
What is a y-intercept & x-intercept?
400
Find x:
2x + 6 > 20
What is x > 7
400
3(2x – 1) = 4x + 3
What is X = 3
500
Which of the following forms can you use to accurately graph on a coordinate plane? Explain why.
a. f(s) = 2/3x – 25
b. 2x + 5y = 20.
What is function/slope-intercept form; quickly able to identify m & b
500
Jonathan has a paper route that pays him $250 to deliver papers within his neighborhood. He receives an additional bonus of $2 per household for any new subscriptions he gets.
Identify the slope & y-intercept
What is m= 2; y-intercept= (0, 250)?
500
A graph that has 4 quadrants; x-axis & y-axis are highlighted