\

\

$\"\"$

\

The equation is, $\"\"$

\

Subtraction property of equality: if $\"\"$ , then a - c = b - c , $\"\"$ .

\

$\"\"$ (Subtract 1 from each sides).

\

$\"\"$ (Additive inverse property: $\"\"$ )

\

$\"\"$ (Subtract: $\"\"$ )

\

\

\

Multiplication property of equality: If a = b then $\"\"$ , c ≠ 0.

\

\

$\"\"$ (Multiply each sides by 4)

\

$\"\"$

\

$\"\"$ (Cancel common factors)

\

$\"\"$ (Multiply: $\"\"$ )

\

\

\

Division property of equality: If a = b then $\"\"$ , c ≠ 0.

\

\

$\"\"$ (Divide each sides by - 3)

\

$\"\"$ (Cancel common factors)

\

$\"\"$ (Divide: $\"\"$ )

\

$\"\"$

\

Check:

\

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

\

$\"\"$ (Substitute $\"\"$ )

\

$\"\"$ (Cancel common factors) \ \

\

$\"\"$ (Multiply: $\"\"$ )

\

$\"\"$ (Subtract: $\"\"$ )

\

Compare the values, the equation is true. The solution is $\"\"$ .

\

$\"\"$

\

The solution is $\"\"$ .

\