[tex]\text{The standard form}:\ Ax+By=C\\\\\dfrac{4}{5}y+\dfrac{1}{8}x=4\ \ \ \ |\cdot5\\\\4y+\dfrac{5}{8}x=20\ \ \ \ |\cdot8\\\\32y+5x=160\\\\\boxed{5x+32y=160}[/tex]
