What number divided by -7 is equal to -15? Algebra Expressions, Equations, and Functions Problem-Solving Models 1 Answer EZ as pi Jun 13, 2016 #x =105# Explanation: This is best done with an equation, using #x# as the unknown number. "Something: divided by -7 gives-15. #x/(-7) = -15# #x = -7 xx -15 " cross-multiply"# #x =105# Answer link Related questions What are the steps to solving a word problem? Where do I start when I'm trying to solve a word problem? How do you check a solution to a problem? What are the different strategies used to solve a word problem? What is the best method of determining the cost of downloading 26 movies, if it cost $2.25 to... How do you solve word problems involving percents? What are commonly used math terms that translates to addition, subtraction, multiplication, and division? How much pure antifreeze should be added to 3 gallons of a 30 percent antifreeze solution to get... How would you use equations to calculate the age of Al given that Al's father is 45 and he is 15... How do you solve #x=(y-1)/(y+1)# for y? See all questions in Problem-Solving Models Impact of this question 5816 views around the world You can reuse this answer Creative Commons License