Substitution
The answer to y=2x-4 y=3+x
y=11 and x=7
The answer to 6x+5y=-2 and 3x-y=13.
y=-4 and x=3
Point is at __ and __.
y=2x+5 and y=-x-1
(-2,1)
What are Parrallel Lines?
These lines never cross, and have no points of intersection.
What was the one reason the math book couldn't work?
It had problems!
What problem has the answer of y=14 and x=1.5.
1. y=5x+10 and y=6-2x
2. y=9x-6 and y=3x+6
3. y=4x+8 and y=12x-4
4. y=54x+6 and y=23+7x
3.
The answer to 3x+2y=-2 and 5x-y=27.
y=-7 and x=4
Point is at __ and __.
y=5+10x and y=25x+20
(1,15)
What are Coincident Lines?
They are lines with infinite answers.
There is a misstake with this! What is it?
1,2,3,4,5,6,7,8,9,10,11,12,13,14...
Misstake!
The answer to y= x+8 y=6x+2
y= 9.2 and x=1.2
The answer to 3x+y=7 and 2x-y=23.
y=-7 and x=8
Point is at __ and __.
y=-3x+4 and y=7-2x
(3,-5)
What is a Point of Intersection?
It is when two lines on a graph meet at one point.
Why should you never call someone average?
Because it's MEAN!
The answer to y=9x+3 y=8-x
y=21 and x=2
The answer to 16x-5y=28 and 6x+5y=16.
y=0.8 and x=2
Point is at __ and __.
y=9x-3 and y=8x+9
(12,105)
What are Simultaneous Equations?
Two or more equations that share the same variable.
Why are obtuse triangles depressed?
Because they aren't right!
The answer to y=21x-16 y=75+7x
y=120.5 and x=6.5
The answer to 3x+4y=5 and 7x-4y=15.
y=-4 and x=2
Point is at __ and __.
y=4x-2 and y=16+4x
(18,70)
What is Trial and Error?
Trial and Error is when you try to assemble numbers to figure out the missing variable.
Why shouldn't you let math intimidate you?
Its as easy as pie!