2(y + x + 14) = 14 + 2x
2(y) + 2(x) + 2(14) = 14 + 2x
2y + 2x + 28 = 14 + 2x
2y + 2x - 2x = 14 - 28
2y = -14
2y / 2 = -14 / 2
y = -7
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