Point-Slope
Solve by Graphing
Substitution
Slope-Intercept
Standard Form
100
Find the slope of this line, m, and a point on this line, (x_1,y_1)
m=3 and (0,1)
100
What is the solution?
(-1,1)
100
Solve the system of equations using substitution:
-3x + y = 18
y = 5x
(9, 45)
100
Find the slope of this line, m, and the y-intercept, b
m=1/2 and b=3
100
Find the x-intercept of the graph of the equation
3x + 6y = 18
(6, 0)
200
Look at the point-slope equation, and find the slope
y-4=2/3(x-1)
m=2/3
200
What is the solution to these two equations?
(2,4)
200
Solve the systems of equations using substitution:
-5x - 5y = 10
y = -4x -17
(-5, 3)
200
What is the equation of the line with a slope of 3 and y intercept at 5 in slope-intercept form?
y = 3x + 5
200
Find the y-intercept of the graph of the equation
x + 7y = 12
(12, 0)
300
If a line has slope m=2, and has point (1,3), what is the point-slope equation
y-y_1=m(x-x_1)
y-3=2(x-1)
300
(0,1)
300
Solve the systems of equations using substitution:
y = -2x - 9
3x -6y = 9
(-3, -3)
300
What is the slope of the line y = -x + 300?
m = -1
300
Find the x-intercept of the graph of the equation
x + 10y = 12
(12, 0)
400
If a line has slope m= 1/2 , and has point (2,6), what is the point-slope equation
y-y_1=m(x-x_1)
y-6=1/2(x-2)
400
How many solutions are there?
Infinitely Many Solutions
400
Solve the systems of equations using Elimination:
-x - 8y = -22
3x + 4y = -14
(-10, 4)
400
What does the "b" in y=mx+b represent?
Some possible answers:
y-intercept
starting point
initial value
400
Find the y-intercept of the graph of the equation
x + 10y = 12
(0, 6/5)
(0, 12/10) is also okay
500
Find the slope of this line, m, and a point on this line, (x_1,y_1) , and then write point-slope equation, y-y_1=m(x-x_2) .
y-1=3(x-0)
500
How many solutions are there?
No Solutions
500
Solve the systems of equations using Elimination:
-5x + 2y = -12
4x - 3y = 11
(2, -1)
500
Convert the equation to slope-intercept form:
6x - 3y = 15
y = 2x - 5
500
Find the x-intercept of the graph of the equation
8x + 2y = 34
(17/4, 0)
(34/8, 0) is also okay