m/x + p/m = z; solve for x

m² + px = zmx {multiplied entire equation by least common denominator, mx, to eliminate fractions}

m² = zmx - px {subtracted px from each side}

m² = x(zm - p) {factored x out of right side}

**m²
**

x = ————- {divided each side by (zm - p)}

** zm - p***- Algebra House*
**
**