Slope
Find the Slope
y=3x+4
Correct Answer
3
Find the y-intercept
y=6x+12
Correct Answer
12
Find the Constant Rate of Change
Time Cost
5 15
8 24
12 36
Correct Answer
3 cents per hour
Put in point slope form
A line that passes through (1,4) and has a slope of 6
Correct Answer
y-4=6(x-1)
Solve Algebraically
3x=y
x+y=4
Correct Answer
x=1
y=3
(1,3)
Find the Slope
y-2=2(x-4)
Correct Answer
2
Find the y-intercept
y=1/3x-9
Correct Answer
-9
Chairs Cans of Paint
5 6
10 12
How many cans of paint will it take to paint 25 chairs?
Correct Answer
30
Put in point slope form
A line that passes through (4,8) with a slope of 1/4
Correct Answer
y-8=1/4(x-4)
y=2x-3
2x+3y=15
Correct Answer
x=3
y=3
(3,3)
Find the Slope
5x+3y=12
Correct Answer
5/3
Find the y intercept
y-2=3(x-4)
Correct Answer
-10
LB KG
20 9
40 18
60 27
Is the rate proportional?
Correct Answer
Yes
Put in point slope form
a line that passes through (-3,4) and (-1,-2)
Correct Answer
y-4=-3/2(x+3)
y+2=-3/2(x+1)
Solve by Graphing
x+y=3
y=-3(2x-1)
Correct Answer
(0,3)
Find the Slope
(2,1) and (8,4)
Correct Answer
1/2
Find the y intercept
4y+3x=16
Correct Answer
4
Degrees Celcius Degrees Farenheit
0 32
32 41
41 50
50 59
Is this a proportional relationship?
Correct Answer
No
Point Slope Form
Passes through (-4,-3) with a slope of 4
Correct Answer
y+3=4(x+4)
Solve by Graphing
y-2x=4
y+2x
Correct Answer
No Solution (lines never intersect)
Find the Slope
(-5,3) and (1,-6)
Correct Answer
-3/2
Find the x intercept
9x+2y=81
Correct Answer
9
Min Temp
5 95
10 90
15 86
20 82
Is this a linear relationship?
Correct Answer
No
Point Slope Form
Passes through (0,1) and (4,4)
Correct Answer
y-1=3/4(x-0)
y-4=3/4(x-4)
y-4x=8
y=2(2x+4)
Correct Answer
Infinite Solutions (lines are the same)