Example

Solving m=y−2x−3m = \frac{y-2}{x-3} for yy

To solve the slope-derived formula m=y−2x−3m = \frac{y-2}{x-3} for yy, follow these steps: 1. Note restriction: xeq3x eq 3. 2. Clear fractions: Multiply both sides by the LCD (x−3)(x-3) to obtain m(x−3)=y−2m(x-3) = y-2. 3. Simplify: Expand to mx−3m=y−2mx - 3m = y - 2. 4. Isolate yy: Add 22 to both sides, resulting in y=mx−3m+2y = mx - 3m + 2. This demonstrates how to manipulate rational equations derived from geometric formulas.

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Updated 2026-06-18

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