Precalculus Examples

$3 \log (2 x - 4) = x - 3$

Step 1

Simplify $3 \log (2 x - 4)$ by moving $3$ inside the logarithm.

$\log ({(2 x - 4)}^{3}) = x - 3$

Step 2

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

$x \approx 2.2899187, 5.55596092$

Step 3