## Intermediate Algebra for College Students (7th Edition)

$$h=\frac{3V}{lw}$$
$$V =\frac{1}{3}lwh$$ To solve for $h$, it must be isolated on one side. Multiply both sides by $3$. $$V(3) =(\frac{1}{3}lwh)(3)$$ $$3V =lwh$$ Divide both sides by $lw$. $$\frac{3V}{lw} =\frac{lwh}{lw}$$ $$h=\frac{3V}{lw}$$