Precalculus Examples

$3 \log (3 - x) = 1 - x$

Step 1

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

$\log ({(3 - x)}^{3}) = 1 - x$

Step 2

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

$x \approx - 0.70710447, 2.73620618$

Step 3