Braniac Braniac

30-09-2014
Mathematics

contestada

What is f in the equation 3/5f + 24 = 4 - 1/5f ? Please show steps.

Respuesta :

30-09-2014

[tex]\frac{3}{5}f+24=4-\frac{1}{5}f\ \ \ \ |Multiply\ by\ 5\\\\ 3f+120=20-f\ \ \ |Add\ f\\\\ 4f+120=20\ \ \ |Subtract\ 120\\\\ 4f=-100\ \ \ |Divide\ by\ 4\\\\ f=-25\\\\ Solution\ is\ f=-25.[/tex]

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