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Is [-1/2x+6/7]-[7/2x-4/7] equivalent to -4x+2/7?
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Is [-1/2x+6/7]-[7/2x-4/7] equivalent to -4x+2/7?

User Borichellow
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(-1/2)x -(7/2)x = -(8/2)x= -4x
(6/7) + (4/7) = 10/7 = 1 3/7

False
User Jimmie Berg
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