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22-10-2016
Mathematics

contestada

Hi, can anyone solve these two for me? i would like to have an excplenation with them :)
1. (9x - 4) - (3x + 2)
2. (3x^2 + 8) - (2x^2 + 1)

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22-10-2016

Rearrange the variable numbers !!

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