Pre-Algebra Examples

$\frac{1}{4} \cdot {(2)}^{- x} - 0.625 = \frac{1}{x - 3}$

Step 1

Combine $\frac{1}{4}$ and $2^{- x}$ .

$\frac{2^{- x}}{4} - 0.625 = \frac{1}{x - 3}$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

$x \approx - 0.40703624, 1$

Step 3