$\"\"$

The equation is $\"\"$ .

Solve the equation.

$\"\"$ (Original equation)

$\"\"$ (Add $\"\"$ to each side)

$\"\"$ (Apply additive inverse property: $\"\"$ )

$\"\"$ (Divide each side by $\"\"$ )

$\"\"$ (Cancel common terms)

$\"\"$ (Logarithm formula: if $\"\"$ ,then $\"\"$ )

$\"\"$ (Logarithm formula: $\"\"$ )

$\"\"$ (Use calculator: $\"\"$ )

Round off to the nearest ten-thousandth.

$\"\"$ .

The value of $\"\"$ .

$\"\"$

The value of $\"\"$ .