Question 723680


{{{x-7y=35}}}

{{{f(x)}}}=?......as you know {{{f(x)=y}}}; so, all you need to do is to solve given equation for {{{y}}}

{{{x-7y=35}}}

{{{x-35=7y}}}

{{{x/7-35/7=y}}}

{{{y=(1/7)x-5}}}

so, {{{f(x)=(1/7)x-5}}}