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March 27, 2017

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x+y=5
x-y=3
Please help me solve this system of equation and show your work thanks

  • Math - ,

    just add them as they are ...

    2x = 8
    x = 4

    back into the 1st:
    x+y=5
    4+y=5
    y = 1

    x=4, y=1

  • Math - ,

    you can also use the process of elimination so : 2x=8 when u add them, x=4 and plug it in to whatever equation.
    come on, that's too easy!

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