Question 1165156
{{{(f(x+h)-f(x))/h}}}

for f(x)=7x-3
To find f(x+h) substitute x = x + h into the function.

{{{((7(x+h)-3)-(7x-3))/h}}}
{{{(7x+7h-3-7x+3)/h}}}
{{{7h/h}}}
{{{7}}}

I hope that helps!
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