The inequality .
Apply substraction property of inequality: Subtract 4 from each side.
\ (Additive inverse property:
)
(Additive identity property:
)
(Subtract:
)
Apply Addition property of inequality: Add 3m to each side.
\ (Additive inverse property:
)
(Additive identity property:
)
(Add: -2m + 3m = m)
Graph the solution set on a number line
Note: A circle means that this point is not included in the solution set.
Check:
\To check, substitute a number greater than 3 in .
(Substitute: m = 5)
(Multiply:
)
(Subtract:
)
this value is true
The inequality solution is .