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19 December, 08:43

What is the simplified form of the expression 7m2+6.5n-4n+2.5m2-n

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  1. 19 December, 08:45
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    7m2+2.5m2 = 9.5m2

    6.5n-4n-n=1.5n
  2. 19 December, 08:56
    0
    7m²+6.5n-4n+2.5m²-n

    =4.5m²+1.5n

    =1.5 (3m²+n)

    That's your answer.
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