The expression is .
(Useing distributive property:
)
(Multiply:
)
Apply subtraction property of equality: Subtract 3g from each side.
\ (Apply additive inverse property:
)
(Apply additive identity property:
)
(Subtract:
)
Apply division property of equality: Divide each side by negative 8.
\ (Cancel common terms)
(Divide:
)
The value of expression is .