What is the variable in 3f + (-4)
f
Distribute:
-2(x + 4)
-2x - 8
1/3x - 1 = 11
x = 36
What is slope for the equation is y=3x+4
Slope is 3
Find the slope of the roof that rises 8 feet for every horizontal change of 24 feet.
8/24 = 1/3
Combine Like Terms:
2x - 4 -5x + 7
-3x + 3
Distribute and Solve:
-3(x - 2) = 12
x = -2
What is the y - intercept for the equation y = 3x - 4
-4
Find the slope of a mountain that descends 100 meters for every horizontal distance of 1000 meters
100/1000 = 1/10
What is m in y = mx + b...
Slope, also rise over run
Solve:
x/(5) = 15
x = 75
Solve:
3(x +4) -4 = 17
x = 3
What is the slope for y = -x +5
-1
When time is x and position is y, what is the rate of change?
2
What is b in y = mx + b
the y-intercept of a graph
2/3x = 10
x = 15
2x + 1 = 3x
x = 1
What is slope when given the two points:
(-5, -2) and (3, -4)
-2/8 = -1/4
Find the slope:
-1
y = mx + b
Solve:
6x - 5 = 31
x = 6
7x + 3 = 7x + 6
No Solution
What is slope when given two points:
(8,-3) and (-3,4)
-7/11
If the y - intercept is 5 and the slope is 2/3 what is the equaiton?
y = 2/3x + 5