Elimination
Use elimination to solve the system of equations: y=2x+3 and y=4x-5
What is (4, 11)?
The solution of y=2x+4 and y=3x-9?
What is (13,30)?
First and Second Step to solving systems of linear equations by substitution.
1. Convert the equations to 'y=' or 'x=' if not done so already.
2. Substitue one equation that has 'y=' or 'x=' into the other equation. (400 has the rest.)
The answer of the system of equations.
What is coordinate/solution?
Use elimination to solve this system of equations: y=9x+4 and 2x-y=3.
What is (-1, -5)?
The solution to y=(3/4)x-8 and y=(5/8)x+4
What is (96,64)?
The First and Second Steps to Elimination.
1. Finding which variable can be elimanted by itself or by multiplying the equation by a number that makes a variable become elimanted.
2. Solve the first variable(The rest is in 300).
Substituting a variable for what it equals to find the answer.
What is plugging in?
Use elimination to solve the system of equations: 3x+2y=9 and 7x+3y=16.
What is (1, 3)?
The solution to the system of equations: y=2x-3 and 4x+3y=12.
What is (2.1, 1.2) or (21/10, 12/10)?
The Third and Fourth Steps to solving a system of linear equations with elimination.
3. Solve the second variable.
4. Check your work.
A system of equations with the same slope and same y-intercept.
What is infinitely many solutions?
There is free points here.
You get +600.
Use elimination to solve this system of equations: y-4=3(x-2) and 3x+4y=7
What is (1, 1)?
The solution to the system of equations: 3x+2y=18 and y-8=3(x-2). The solution can not have any decimals and must be in improper fraction form.
What is (14/9, 20/3)?
Third, Fourth, and Fifth Steps to solving systems of linear equations by Substitution.
3. Solve the new equation made from steps 1 and 2.
4. Solve the second variable to find the solution.
5. Check your work.
System of equations with same slope and different y-intercepts. Hint: Creates parallel lines.
What is no solution?
Use elimination to solve this system of equations: y-8=9(x-2) and y-3=4(x-12).
What is (-7, -73)?
The solution to the system of equations: y-5=12(x-6), y-2=3(x-2).
What is (7, 17)?
The solution of graphing the system of linear equations.(I SWEAR THIS IS SO EASY.)
The point of intersection when you graph the system of linear equations.
Different slope and same y-intercept. The answer of this type of system of equations.
What is y-intercept?