[tex]\frac{4x-8}{3}=\frac{x+5}{7} | * 21\\ 7(4x-8)=3(x+5),\\ 28x-56=3x+15,\\28x-3x=15+56,\\25x=71,\\x=\frac{71}{25}=2,84[/tex]
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[tex]\frac{4x-8}{3}=\frac{x+5}{7} | * 21\\ 7(4x-8)=3(x+5),\\ 28x-56=3x+15,\\28x-3x=15+56,\\25x=71,\\x=\frac{71}{25}=2,84[/tex]