$$4x-2y=30$$
$x=\frac{y+15}{2}$
$$4x=30+2y$$
$$4x=2y+30$$
$$\frac{4x}{4}=\frac{2y+30}{4}$$
$$x=\frac{2y+30}{4}$$
$$x=\frac{y+15}{2}$$
Show Solution
Hide Solution
$y=2x-15$
$$-2y=30-4x$$
$$\frac{-2y}{-2}=\frac{30-4x}{-2}$$
$$y=\frac{30-4x}{-2}$$
$$y=2x-15$$
