Question

Y=4x+rx+6 solve for x

Answer 1

$y=4x+rx+6$ 

$y-6=4x+rx$    $Subtract \ 6 \ from \ both \ sides$ 

$y-6=x(4+r)$    $Factor \ out \ the \ common \ term \ x$ 

$\dfrac{y-6}{4+r} =x$   $Divide \ both \ sides \ by \ 4+r$