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Substitution
Elimination
Graphing
Systems Info
100
What is the solution to the following system? y= 6x-11 -2-3y=-7
( 2,1 )
100
What is the solution for the following system? -4x-2y=-12 4x+8y=-24
(6,-6)
100
What do you need to identify from each equation before solving by graphing?
What the slope is (m) and what the y-intercept is (b).
100
How many equations are in a system of equations?
2 or more
200
What is the solution to the following system? Y=-3x+5 5x-4y=-3
( 1, 2 )
200
What is the solution for the following system? X-y+11 2x+y=19
( 10,-1 )
200
What is m and b in the following equation? y=3x+2
M=3 b=2
200
What should your answer be written as when solving systems?
An ordered pair.
300
What is the solution to the following system? Y=-2 4x-3y=18
( 3, -2 )
300
What is the solution for the following system? -2x-9y=-25 -4x-9y=-23
( -1,3 )
300
What is the solution to the following system of equations? (You have to graph them) y=x-3 y=-x-1
(1,-2)
300
How do you check your answer when solving systems of equations?
You plug the ordered pair back into both equations and see if you get the same number on both sides of the equals sign for both equations.
400
What is the solution for the following system? -4x+y=6 -5x-y=21
( -3, -6 )
400
What is the following solution for the following system? 3x-y=-2 -2x+y=3
(1,5)
400
What is the solution to the following system of equations? (You have to graph them) y=-2x-1 y=x+5
(-2,3)
400
It is possible to have no solution to a system of linear equations. When solving by graphing what you that look like?
Two lines that are parallel and do not intersect.
500
What is the solution for the following solution? -5x+y=-2 -3x+6y=-12
( 0,-2 )
500
What is the solution for the following system? x -y = -3 5x+3y=1
(-1,2)
500
What is the solution to the following system of equations? (You have to graph them) y=-x+6 y=x
(3,3)
500
It is possible to have infinite many solutions to a system of linear equations. When solving by graphing what would that look like?
The same line. They would have the same slope and y-intercept.