Elimination
Substitution
Graphing
Systems of Inequalities
Equations and Slope
100
x + 3 y = 5
2x - 3y = -8
(-1,2)
100
y = 2
3x + 2y = 10
(2,2)
100
y = 2x + 2
y = x - 1
(3,-4)
100
When graphing linear inequalities what does < and > mean?
Dashed/dotted Line
100
What type of slope is shown by the equation
y = 2
Zero slope (horizontal line)
200
4x - 3y = 16
5x + 3y = 20
(4,0)
200
y = x + 1
2x + y =10
(3,4)
200
y = 2x + 5
y = x + 3
(-2,1)
200
What does ≤ and ≥ mean when graphing linear inequalities?
solid line
200
Find the slope between the points
(3, 7) and (6, 16)
m = y2 - y1 / x2 - x1
3
300
-2x - 9y = -25
-4x - 9y= 23
(-1,3)
300
y = 5x - 1
2y = 3x + 12
(2,9)
300
3x - 2y = 8
x + y = 6
(4,2)
300
Systems of inequalities can only be solved by ______
graphing
300
Put into y = mx + b form
8x + 2y = 10
y = -4x + 5
400
4x - 9y = 2
12x - 5y = -38
(-4,-2)
400
2x - 3y = -2
y= -4x + 24
(5,4)
400
y = 1/2x + 2
y = 1/4x + 4
(8,6)
400
How is graphing systems of inequalities different than graphing systems of equations?
they use dotted lines sometimes and you have to shade to find the solution
400
What is the slope of the equation:
5y - 10x = 20
2