Mathematics, 06.12.2019 13:31 5theth
Fordson high school hosted a math competition. a student completed the following proof and the question was marked in correct. identify and correct the students mistake(s)
i know that these are the mistakes
one- that (2x-5)+3x = (-5+2x)+3x is communative property of addition
and two- that -5+x(2+3) =x(2+3)-5 is accociative property of addition. what are the actual properties?
Answers: 1
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Fordson high school hosted a math competition. a student completed the following proof and the quest...
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