Graphing
Substitution
Elimination
Checking Solutions
100
(1,6)
100
-8x - 10y = 14
y = 5
(-8, 5)
100
5x + 5y = 15
-10x - 5y = 10
(-5, 8)
100
Is (-2, 3) the solution to the system of equations?
x + 2y = 4
-6x - 10y = -18
YES!!!!!!!
200
(-5, -5)
200
9x + 9y = 9
x = -4
(-4, 5)
200
-3x - 2y = 17
3x - 2y = -13
(-5, -1)
200
Is (-5, 6) a solution to the system of equations?
-x + y = 10
8x + 6y = -10
NO !!!!!!
300
Find the solution to the system of equations by graphing.
y=3/2 x+2
y=1/4 x-2
(-4, -3)
300
x = 2y
-6x + 5y = 7
(-2, -1)
300
3x + 3y = 9
-3x + 5y = 7
( 1, 2)
300
Which of the following ordered pairs is the solution to the system of equations?
8x - 4y = -4
-4x + y = -3
a. (-2, 5)
b. (2, 5)
c. (2, -5)
d. (-2, -5)
B!!!!! (2, 5)!!!!!!
400
Find the solution to the system of equations by graphing.
y=1/3 x-4
y=2x+1
(-3, -5)
400
y = -x - 9
-5x + 7y = -3
(-5, -4)
400
2x - y = -17
-x + 2y = 4
(-10, -3)
400
Which of the following ordered pairs is the solution to the system of equations?
-2x - 5y = 5
4x + y = 17
a. (-5, 3)
b. (5, 3)
c. (-5, -3)
d. (5, -3)
D!!!!!!!!!!! (5, -3)!!!!!!
500
Find the solution to the system of equations by graphing.
y = 2x
x=5
(5, 10)
500
y = 6x + 3
y = 4x - 1
(-2, -9)
500
-6x + y = 7
10x - 7y = 15
(-2, -5)
500
Which of the following are solutions to only ONE of the equations? Select ALL that apply.
-4x - 3y = 2
x = -2
a. (-2, 0)
b. (-2, -2)
c. (-2, 7)
d. (-2, -1)
ALL OF THEM!!!!!!!!!!! WHAT!?!?!?!?!?!?!?!?