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Algebra

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Select the set of equation that represents the following situation: The sum of two numbers is 52, and their differewnce is two less than the smaller number. What are the two numbers?
2x= 52;52=x+2
x+y=52;y-x=x-2
x+y=52;x-y=2-x
2y=52;52=x-2

  • Algebra -

    x+y=52;y-x=x-2

  • Algebra -

    determine whether the point (1,4) is a solution of the system.

    6x+9y=42 5x=0y=5

    by substituting the point into each equation.

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