2
(-×+8×y-52×y) + (14×+38×y)
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(-x+8xy-52xy) + (14x+38xy)
-x + 44xy + 14x + 38xy
-x + 14x + 44xy + 38xy
13x + 82xy
-x + 44xy + 14x + 38xy
-x + 14x + 44xy + 38xy
13x + 82xy
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0
(-x + 8xy - 52xy) + (14x + 38xy)
14x - x = 13x
8xy + 38xy = 64xy - 52xy = 12xy
13x + 12xy
14x - x = 13x
8xy + 38xy = 64xy - 52xy = 12xy
13x + 12xy
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