ClMcbMarianneTuti ClMcbMarianneTuti

24-10-2016
Mathematics

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what is the sum of (2x4 5x3 - 8x2 - x 10) and (8x4 - 4x3 x2 - x 2)?

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klimaszewskia klimaszewskia

25-10-2016

(2x4 5x3 - 8x2 -10)

8x15=120 - 16= 104 - 10 = 94
or 104x10 = 1,040

(8x4 - 4x3x2 - x 2)
8x4= 32 - 4x3x2=?
32-24= 8
8-2= 6
or
8x2= 16

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