Solve: 2x = 18
x = 9
Identify the slope: y = 3x + 5
3
Algebra: what is the solution of this system of equations?
Solution: (3,2)
Determine whether the graph shows a positive, negative, or no correlation.
Positive Correlation
Identify the slope of the equation y = 2x + 5
Algebra: 2
Algebra: What is the slope intercept formula?
algebra: y=mx+b
Which line is the best line of fit?
The dotted line
Determine whether the graph shows a positive, negative, or no correlation.
Negative Correlation
Algebra: simplify: 3(2x+5) +5
Algebra: 6x + 20
Solve: 3/4 (x+3) = 9
x = 9
what is the slope of this line? Is it positive or negative slope?
slope:
-2/5
Negative slope
Which statement correctly describes the line?
D
What is the definition of Outlier?
Points that are outside of clusters
describe the graph of the following inequality
(open or closed circle, left or right)
X> 5
Algebra: open circle on 5 going to the right.
Solve: x- (5/6)= 1/3
x = 7/6
What is the slope of (4,3) and (12, 10)
Hint: Slope = Y2- Y1 / X2 - X1
Slope= 7/8
List all 7 coordinates plotted below:
(0, 6) (1,5) (2,4) (3,3) (4,2) (5,1) (6,0)
A positive correlation has what type of slope?
Positive Slope
solve and describe the graph the following inequality
(open or closed circle, to the left or to the right)
x +3 < 10
open circle at 7 going to the left.
Solve: 7= (2x+3)/5
x = 16
Algebra: Write a slope intercept equation with a slope of -2/3 and a y intercept of 5
Algebra:
y=-2/3x +5
What is the y-intercept of this line?
There is no y-intercept or Undefined.
What would the y-intercept be for the line of best fit?
$110
Solve and graph the fallowing inequality
3x +2x -5 > 20
Algebra: open circle at 5 going towards the right