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Am solving for solving systems of equations & its 5y-3x=-47 y=-3x-13

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5y - 3x = -47
y = -3x - 13

5(-3x - 13) - 3x = -47
-15x - 65 - 3x = -47
-15x - 3x - 65 = -47
-18x - 65 = -47
        + 65  + 65
       -18x = 18
        -18    -18
            x = -1
y = -3(-1) - 13
y = 3 - 13
y = -10
(x, y) = (-1, -10)

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