hello
to solve this quesion, we need to first understand what semimonthly means.
semimonthly is the same as bimonthly or twice in a month.
so Karen's pay in twice a month is?
in a year, we have 12 months and 24semimonthly pay.
i.e 12 * 2 = 24 semimonthly
let her payment be represented by x

her semimothly pay is $9939.17