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Mathematics 24 Online
OpenStudy (anonymous):

The point (x,y) is the solution to the system of equations 2x + 3y = -5 -x + 4y = 8

OpenStudy (anonymous):

multiply the second equation by 2 so you get \[-2x + 8y=16\] add and you get 11y=11 y=1 so x=-4 so the point is (-4, 1)

OpenStudy (anonymous):

thx. can u help me with another problem Solve. (2 squareroot 2 - squareroot 3) ^2??? PLeaazzz help!

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