$\"\"$

The equation is $\"\"$ .

To write the equation in function form, solve for y.

$\"\"$ (Write original equation)

$\"\"$ (Subtract 3 from each side)

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

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

$\"\"$ (Divide each side by 4)

$\"\"$ (Cancel common sides)

$\"\"$ (Expand terms) $\"\"$

The equation in function form is $\"\"$ . \ \