# SOLUTION: Solve the system: {-x + y = 2 {2x + y = -1 Please and Thank you!

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 Question 260278: Solve the system: {-x + y = 2 {2x + y = -1 Please and Thank you!Answer by richwmiller(9135)   (Show Source): You can put this solution on YOUR website!There are many ways to solve these of course. 1)multiply the first by 2 and then add the equations will eliminate x 2)subtract either from the other as they are now will eliminate y 3)solve both for y and then set them equal