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19 January, 16:40

The sum of x and y is 5. The value of y is one more than the value of x. Write a system of equations to model this

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  1. 19 January, 17:32
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    X + y = 5

    y = x+1

    x + (x+1) = 5

    2x + 1 = 5

    2x = 5-1

    2x / 2 = 4/2

    x = 2

    x+y = 5

    2+y = 5

    y = 5-2

    y = 3
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