The inequality is
Apply division property of inequality: Divide each side by 7.
\
(Cancel common terms)
(Divide:
)
(Multiply each side by negative one and flip the symbol)
(Product of two same signs is positive)
Graph the solution set on a number line .
Note: A dot means that this point is included in the solution set.
\Check:
\To check, substitute a number less than or equal to 12 in inequality .
(Substitute s = 12)
(Multiply:
)
The inequality is true.
\The inequality solution is .