Simply. (ab - a)/(a) = (2x + y)/(y) = I mainly forgot how to do it. Do I divide -ab to get it alone? How do I do it?

asked Apr 7, 2021 234k views

4 votes

Simply.

I mainly forgot how to do it. Do I divide -ab to get it alone? How do I do it?

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5 votes

Answer:

${:}\longrightarrow$
$\sf {(ab-a)/(a)}$

${:}\longrightarrow$
$\sf {\frac {{\bcancel {a }}(b-1)}{{\bcancel {a}}}}$

${:}\longrightarrow$
${\underline{\boxed{\bf b-1)}}}$

Bromind answered Apr 13, 2021

5.9k points

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