$\"\"$ $\"\"$

The equation is $\"\"$ .

Apply divison property of inequality: Divide each side by 7.

$\"\"$ $\"\"$

$\"\"$ (Cancel common terms)

$\"\"$ (Divide: $\"\"$ )

Graph the solution set on a number line. $\"number$

Note: A circle means that this point is not included in the solution set. $\"\"$

Check:

To check, substitute 13 a number less than 12 in $\"\"$ .

$\"\"$ (Substitute: t = 13)

$\"\"$ (Multiply: $\"\"$ )

The inequality is true. $\"\"$

The inequality solution is $\"\"$ .