Solve by Graph
Substitution
Elimination
Random
100
Graph the lines y=-3x+2 and y=2x-3
At what point do they intercept?
1,-1
100
4x − y = 5
−6x + 5y = 17
(3,7)
100
−3x − 2y = 10
2x + 2y = −6
(-4,1)
100
What did the triangle say to the circle?
You’re pointless.
200
Graph y=-1/2x+4 and y=-1/2x-6
At what point do they intersect?
No Solution
200
y = 2x + 7
y = 3x + 9
(-2,3)
200
4x + 2y = 10
−8x + 4y = −28
(3,-1)
200
Why wasn’t the geometry teacher at school?
Because she sprained her angle
300
Graph y = −x − 2 and y = 2/3 x + 3
what point do they intersect
(-3,1)
300
−6x + y = 4
−6x + 3y = 12
(0,4)
300
x − 7y = −27
−10x + 14y = −10
(8,5)
300
I had an argument with a 90° angle
It turns out it was right
400
Graph y = −x + 1 and y = 1/4 x − 4
What point do they intersect
(4,-3)
400
4x − 6y = −10
−6x + y = −9
(2,3)
400
−6y + 3x = −12
42 + 24y = 21x
(10,7)
400
Did you hear about the over-educated circle
It has 360°
500
A.) Graph the lines y=2x+2 and y=x-1
B.) At what point do they intercept
500
y = 2x + 7
y = 3x + 9
(-2,3)
500
14y = 12x − 70
0 = 5y + 30 − 5x
(7,1)
500
Why doesn’t anybody talk to circles?
Why doesn’t anybody talk to circles?