How do you find the ordered pair that satisfies 3x-2y=-4 and x+2y=12?
1 Answer
Aug 15, 2015
One way is to use the method of elimination.
Step 1. Enter the equations.
[1]
[2]
Step 2. Add Equations 1 and 2.
[3]
Step 3. Substitute Equation 3 in Equation 2.
Solution: The ordered pair that satisfies the equations is (
Check: Substitute the values of
It checks!
Our solution is correct.