The inequality is .
Apply addition property of inequality: Add 13 to each side.
\ (Apply additive inverse property:
)
(Apply additive identity property:
)
(Add:
)
Apply multiplication property of inequality: Multiply each side by 8.
\ (Cancel common terms)
(Multiply :
)
Check:
\To check, substitute a number gratear than 56, in .
(Substitute
)
(Devide:
)
(Substrate:
)
The inequality is true.
The inequality solution set is .