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Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.

x + y = -8
x - y = 14

A. {( 3, -11)}
B. {( 3, 11)}
C. {(x, y) | x + y = -8}
D. ∅

B?

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Ciara
1 answer

  1. x + y = -8
    x - y = 14

    x = -y - 8

    -y - 8 - y = 14
    -2y = 22
    y = -11

    x - 11 = -8
    x = 3

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    Ms. Sue

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