Solve the following system of equations. Please show your work to receive full credit.
x - y = 10
2x + y = 2

Part 2:
Explain which method you chose to solve the system and why you felt it was the best choice.

Question

Solve the following system of equations. Please show your work to receive full credit.
x - y = 10
2x + y = 2

Part 2:
Explain which method you chose to solve the system and why you felt it was the best choice.

anonymous · Answer

you can add the two equations together (one option) which is easy because the top is -y and the bottom is +y, so they cancel when you add them, and you get 2x+x=10+2, so 3x=12. solve for x, then plug back in to ONE of the equations (doesn't matter which), and solve for y

anonymous · Answer

Thanks :)