Solve for x usingcross multiplication.3x + 6 = 4x - 364=35x = [?]Enter

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asked Aug 27, 2023 11.7k views

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Solve for x usingcross multiplication.3x + 6 = 4x - 364=35x = [?]Enter

Mathematics
college

Lily Mara asked

by Lily Mara

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Solving for x,

$\begin{gathered} (3x+6)/(4)=(4x-3)/(5) \\ \\ \rightarrow5(3x+6)=4(4x-3) \\ \rightarrow15x+30=16x-12 \\ \rightarrow30+12=16x-15x \\ \rightarrow42=x \\ \\ \Rightarrow x=42 \end{gathered}$

Minh Bui answered Sep 1, 2023

by Minh Bui

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