## Algebra 1

$h\geq18$
Let h be the number of hours worked. $7.25h\geq125\longrightarrow$ divide each side by 7.25 $7.25h\div7.25\geq125\div7.25\longrightarrow$ divide $h\geq17.2$ If the hours are rounded down, the total earned will be less than \\$125, so at least 18 hours must be worked.