Systems of Equations by Graphing
Graph ...
x + y = -3
y = x + 3
What is ...
(-3, 0) ?
Graph ...
y = x
y = 2x - 4
What is ...
(4, 4) ?
Substitute ...
y = 2
y = 2x - 4
What is ...
(3, 2) ?
Eliminate ...
y = 2x
y - x = 15
What is ...
(15, 30) ?
A System of Equations.
What is
A Set of Two Linear Equations ?"
Graph ...
y = 2x
y = x + 1
What is ...
(1, 2) ?
Graph ...
y = x + 3
y = -2x - 3
What is ...
(-2, 1) ?
Substitute ...
x = 6
2x - y = 5
What is ...
(6, 7) ?
Eliminate ...
y = x + 5
y = 6
What is ...
(1, 6) ?
The Solution to a System of Equations.
What is ...
Coordinate Pair ?
Graph ...
y = 3x
y - 4 = 3x
What is ...
No Solution ?
Graph ...
y - 4x = 8
y = 2(2x + 4)
What is ...
Infinitely Solutions ?
Substitute ...
y = x - 10
y = -12
What is ...
(-2, -12) ?
Eliminate ...
x + y = -3
y = x + 3
What is ...
(-3, 0) ?
You kKnow When You Have Solved a System of Equations.
What is ...
You Have an Intersections Point ?
Graph ...
y = -2x
x = 0
What is ...
(0, 0) ?
Graph ...
x - y = 3
y = x - 3
What is ...
Infinitely Solutions ?
Substitute ...
y = -2x
x = 0
What is ...
(0, 0) ?
Eliminate ...
y = x + 12
y + x = 36
What is ...
(12, 24) ?
Solve Systems of Equations by Drawing Lines.
What is ...
Graphing the System?
Graph ...
y = 1/4 x
x + 4y = 8
What is ...
(4, 1) ?
Graph ...
y = 1/4x
4y - x = 8
What is ...
No Solution ?
Substitute ...
x = 1/3
y = 9x + 6
What is ...
(1/3, 9) ?
Eliminate ...
y = 2x - 3
x + y = 18
What is ...
(7, 11) ?
Solve a System of Equations by Substituting Salues for Variables.
What is
Solving Systems of Equations Algebraically?