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5 votes
Write an expression that is equivalent to
(23.6-7.1a-4.2b)-(5.8b-9a)

User Nanette
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1 Answer

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Let's simplify step-by-step.23.6−7.1a4.2b(5.8b9a)Distribute the Negative Sign:=23.6−7.1a4.2b+−1(5.8b9a)=23.6+7.1a+4.2b+−1(5.8b)+−1(9a)=23.6+7.1a+4.2b+5.8b+9aCombine Like Terms:=23.6+7.1a+4.2b+5.8b+9a=(7.1a+9a)+(4.2b+5.8b)+(23.6)=1.9a+10b+23.6
User Vladimir Panchenko
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