.From the sum of 5x -2y + 11 and -y-11 subtract 5x-2y-11
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sum of 5x -2y + 11 and -y-11
= (5x -2y+ 11) +( -y - 11)
= 5x - 2y + 11 -y - 11
= 5x -2y -y + 11 - 11
= 5x - 3y
subtract 5x-2y-11 from 5x - 3y
(5x - 3y) - (5x - 2y - 11)
5x - 3y - 5x + 2y + 11
5x - 5x - 3y + 2y + 11
= -y + 11
= 11 - y
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Step-by-step explanation:
Both 11-y or -y+11 are same
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