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Find the sum and express it in simplest form. (3a2+2a)+(5a2-a-7)

User CesarGon
by
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2 Answers

10 votes
  • 3a²+2a+(5a²-a-7
  • 3a²+2a+5a²-a-7
  • 3a²+5a²+2a-a-7
  • 8a²+a-7

Done

User Badweasel
by
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2 votes


\pink{\underline{\boxed{8a²+a-7}}}

Solution :-


\Longrightarrow\sf{(3a ^2 + 2a) + (5a^2 -a-7)}


\: \: \: \: \: \: \: \: \: \: \: \:


\Longrightarrow\sf{3a^2+ 2a + 5a^2-a-7}


\: \: \: \: \: \: \: \: \: \: \: \:


\Longrightarrow\sf{8a^2+2a-a-7}


\: \: \: \: \: \: \: \: \: \: \: \:


\Longrightarrow\sf{8a^2+1a-7}


\: \: \: \: \: \: \: \: \: \: \:


\Longrightarrow\sf{8a^2+a-7}


\red{━━━━━━━━━━━━━━━━━━━━━━}

User Doris Liu
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