Question

Which inequality represents the following sentence twelve fewer than a number is at least 18
a 12+x<or equal to 18
b x-12>or equal to 18
c 12-x>or equal to 18
d x-12<18

Answer 1

x-12>=18 .);)./)::);

Answer 2

$\bf \begin{cases} x=number\\ \stackrel{\textit{12 fewer than that}}{x-12} \end{cases}~\hspace{7em}x-12\stackrel{\textit{18 or more, at least 18}}{\ge} 18$