Question 81738
I'm assuming that you want to write y = 4x + 1 as a function of x in terms of y.  Right??  This means to solve for x.


First, subtract 1 from each side:
{{{y-1=4x}}}

Next, divide both sides by 4:

You can write it either 
{{{(y-1)/4 = x}}} or {{{y/4-1/4= x}}} or {{{x=y/4-1/4}}}


R^2 at SCC