Jake sold a total of $8,400 worth of clothing last week at his store. if the commission is 12% of sales, how much commission did he earn?

What’s the numerical coefficient of 6xy

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Bring the fraction a/a-4 to a denominator of 16-a^2