What is the method that we mostly have used for solving simultaneous equations called?
Elimination method
Coefficial method
What do you do to the two equations if they both have the same x or y (with the same + or - as well)?
Add the equations together
Subtract the equations
What do you do to the equations if they have the same number of y but different signs?
Add the equations
What do you do if none of the xs or ys are the same in both equations?
Add them anyway
Multiply the equations so that the xs or ys are equal, then solve as normal
