## Algebra 1

$y=\frac{z}{7x}$
We are trying to isolate $y$ in the equation $7xy=z$ In order to do so, we divide by $7x$ on each side of the equation, since $7x$ is multiplied by $y$: $\frac{7xy}{7x}=\frac{z}{7x}$ We simplify: $y=\frac{z}{7x}$