Karena makes x dollars per hour working at the grocery store. She makes y dollars per hour working at the library. One week she worked 9 hours at the grocery store and 12 hours at the library. Which expression represents her total earnings for that week?

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Acompany wants to reduce the dimensions of its logo by one fourth to use on business cards. if the area of the original logo is 4 square inches, what is the area of the logo that will be used on the business cards?