$\"\"$

The equation is $\"\"$ .

Solve the equation $\"\"$ for d.

Subtract 5.6 from each side.

$\"\"$

Multiply each side by negative 1.

$\"\"$

$\"\"$ . $\"\"$

To check the solution, substitute the value of $\"\"$ in the original equation.

$\"\"$

$\"\"$ .

The above statement is true, so the value of $\"\"$ is the solution of original equation. $\"\"$

The value of $\"\"$ .