SOLUTION: 6x-{4y-3[2x+5(x-y)]}

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Question 75420: 6x-{4y-3[2x+5(x-y)]}
Answer by tutorcecilia(2152) About Me  (Show Source):
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6x-{4y-3[2x+5(x-y)]}[use the Order of Operations (PEMDAS) to solve]
6x-{4y-3[2x+5x-5y)]}
6x-{4y-3[7x-5y)]}
6x-{4y-21x+15y)}
6x-{19y-21x)}
6x-19y+21x [multiply through by a (-1)]
27x-19y