Graphing
Substitution
Math Riddles
Get y by itself
Systems Notes
100
First team to correctly hold the graph AND solution up on a white board wins. x+1=2, y+2=-3
(1,-5)
100
3x+4=y y=10
(2,10)
100

What is half of 2 + 2?

3 (half of 2 is 1. 1+2 is 3)

100

x+y=0

y=-x

100

What does it mean to be a solution to a system of equations?

The solution to a system of equations is where both lines intersect. It is a coordinate pair that is a solution to BOTH equations.

200
y=1 y=x
(1,1)
200
h=6g-4 h=-2g+28
(4,20)
200

A duck was given $9, a spider was given $36, a bee was given $27. Based off of this information, how much money would be given to a cat?

$18 ($4.50 per leg)

200

2x+y=4

y=-2x+4 or y=4-2x

200

Parallel lines have ____ solution(s)

no
300
3x+4y=12 2x+4y=8
(4,0)
300

y=x-2 2x+2y=4

(2,0)

300

A little boy goes shopping and purchases 12 tomatoes. On the way home, all but 9 get mushed and ruined. How many tomatoes are left in a good condition?

9

300

2x+3y=12

y=(-2/3)x+4

300

Intersecting lines have _____ solution(s)

1

400
y=-2x+1 y+2x=-3
No Solution
400

4x+y=-2 -2x-3y=1

(-.5, 0)

400

If you multiply this number by any other number, the answer will always be the same. What number is this?

0

400

(1/3)x-5y=10

y=(1/15)x-2

400

A system of equation representing equivalent linear graphs has ____ solution(s)

infinitely many

500
y=|x| y=2
(2,2) and (-2,2)
500

The length of a rectangle is 5 cm more than twice the width. The perimeter is 34 cm. Find the dimensions.

(4, 13)

500

3 burritos and 4 tacos cost $11.33, 9 burritos and 5 tacos costs $22.56

Burrito = $2.01 Taco = $1.49

500

x=(1/3)y+16

y=3x-48

500

How many lines are there that can intersect with the line y=3x+1

infinitely many

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