Scatterplots & line of Best fit
Converting Forms of a Line
Linear Inequalities & Systems
WRITING, SOLVING AND GRAPHING LINEAR EQUATIONS
SYSTEMS OF EQUATIONS
100
What is a scatterplot AND a line of best fit?
What is A scatterplot is a graph of plotted points that might not correlate to one another. A line of best fit is a linear function that can help determine trend?
100
What are the three different equations of a line and their formulas?
What is slope intercept y=mx+b, standard Ax +By = C, and point slope form y-y = m (x-x)?
100
Graph the inequality
y > -4/3x + 2
graph needs to be correct
100
Equation of the line that passes through the point (-2,9) and has slope -2.
What is y=2x+5
100
Solve the linear system: 5x+y=4, 6x-y=7
What is x=1, y=-1 or (1,-1)
200
Define correlation, and how to identify if something has positive, negative, or no correlation.
What is - A positive correlation means that both variables change in the same direction. A negative correlation means that the variables change in opposite directions. A zero correlation means there's no relationship between the variables?
200
Convert
3x + 2y = 15
What is
200
Graph the inequality
3x - 4y < -32
Must show graph whiteboard.
200
Equation of the line that passes through the given point and is perpendicular to the given line: (3,-3), y=x+5
What is y=-x.
200
Is the ordered pair a linear system?
(8,5), 5x-4y=20, 3y=2x+1
What is No.
300
Label the graphs below as positive, negative, or no correlation. 
what is positive, positive, no correlation?
300
Convert to slope intercept form.
y- 3/4 = 2/3 (x-1)
What is
y=2/3x+1/12?
300
Write 4 points that are in the solution of the following system of inequalities. 
What is look at whiteboard.
300
Equation in standard form of the line that passes through the two given points: (3,9) (1,1).
What is -4x+y=-3.
300
Graph: x<3, y>1, y>-x (greater than or equal to)
What is look at graph.
400
What is the equation of the line of best fit on the photo?
What is y=-1/80x + 80?
400
Find the equation of a line in slope intercept form, that goes through the points (-4, 3) and (6, -9).
What is
y=-6/5x-9/5
400
Solve the following system of inequalities: 
what is see graph
400
A line passes through the points (-1,2) and (5,b) and is parallel to the graph of the equation 4x - 2y = 13. What is the value of b?
What is b=14?
400
Graph: x>4, y<2
What is look at graph.
500
The following scatter plot shows the relationship between expense and household income. Identify the following:
Type of Correlation
Equation of the Line of Best Fit
Estimate if the trend continues, what would be the expense at 40 monthly household income? 
What is:
positive correlation
y=241
?
500
Write an equation of a line in standard form that is perpendicular to the line through (-2, 4) and (-5, -18).
What is 3x - 22y=-94?
500
Solve the following system of inequalities.Mark your solution clearly. 
See graph.
500
A line passes through the points (-4,3) and (5,b) and is perpendicular to the graph of the equation 2x - 7y = 14. What is the value of b?
what is b = 34.5?
500
Solve the linear system:
2x+9y=16, 5x=1-3y
What is x=-1;y=2 or (-1,2)