## Algebra: A Combined Approach (4th Edition)

V = P – $\frac{F}{B}$
B = $\frac{F}{P-V}$ Cross-multiply P–V = $\frac{F}{B}$ Subtract P from both sides -V = $\frac{F}{B}$ – P Multiply both sides by -1 V = P – $\frac{F}{B}$