The equation for slope intercept form is what?
y = mx +b
The rate of change is a ratio of the amount of change in the Y variable, over the amount of change in the ________________ variable.
X
Slope = ________/ Run
Slope = Rise/Run
A unit rate is when we find the amount for ________ unit/s.
one
Every 3 hours, a machine produces 150 cars. If they keep producing cars at the same rate how many hours will it take to produce 500 cars.
10 hours
DAILY DOUBLE
What is the equation for finding slope from 2 coordinate points
y2-y1/x2-x1
Find the slope from the points.
(-10, 12) and (4, -6)
-18/14 = -9/7
Find the slope of the line.
- 2/3
What is the unit rate of Machine 1?
0.6 gallons/second
Jacob runs 4.7 miles in 35 minutes. If he keeps the same pace, how many miles will be run in 1 hour and 22 minutes?
11.01 miles
What acronym would we use for to help us find the slope of a vertical line?
VUX
DOUBLE POINTZZZ
Find the slope.
(10,-7) and (-12, -9)
-2/-22 = 1/11
Find the slope of this line.
Write the acronym we use to assist us with this.
0 (zero)
HOY
Find the unit rate from the table. time is x and distance is y.
6/5 miles/hour =1.2 mph
Jackie opened a savings account with an initial deposit of $50. Every month after that she added $100. What is the slope, or constant rate of change of Jackie's savings account?
$100
Write an equation that describes this relationship.
y = 30x
Find the slope.
y=7
m=0
DAILY DOUBLE
Find the slope from the equation.
3y-9x= 24
m=3
Write an equation relating the variables in the table.
Distance is y, time is x.
y = 3/8 x
The table shows the number of apples produced based on the number of trees. How many more apples would Joanna have with 13 trees than 8?
Trees Apples
1 46
2 92
3 138
230
DAILY DOUBLE
Write an equation that describes this relationship.
y = 1/10 x
Find the slope.
x=-12
Undefined slope
Find the slope from the equation
-12x+3y-2x+4y=25
m=2
Which machine is working at a faster rate? Explain.
Machine 1: 0.6 gallons/second
Machine 2: 0.75 gallons/second
Machine 2 is faster.
DAILY DOUBLE
Jacob began biking at 7AM. By 10:30AM he rode 17 miles. He continued biking at the same rate until 8PM. How many total miles did he bike?
7AM to 10:30AM - 3.5 hours and 17 miles
10:30 to 8PM - 9.5 hours and x miles
x = 46.143 miles
TOTAL miles = 17+46.143 = 63.143 miles or 63 miles