Do you change the sign in a inequalities if there is a negative number

The area of a gymnasium floor is 264 square yard. the floor is 11 yards wide. how long is the floor?

Joseph had a quarter of a cookie Ellen had half of a different cookie the piece Joseph had was larger how would Ellen's peace be smaller

Rachel has 25 gardening books to display for the library. If she puts books in rows of 6, will each row have the same number of books?

A bag contains 11 blue, 12 red, and 17 Green marbles. What is the probability that you will choose a blue or red marble?

Is 21/2 equal to 10.1

What is the value of x in the equation 5 (2x - 7) = 15x - 10

Tanisha's mother buys 38 lemons. They know it takes 8 lemons to make 80 oz. of lemonade. Does Tanisha need more lemons? If not, how many extra lemons does she have? If so, how many more lemons does she need? Explain how you found your answer.

what is p-3>6 in inequality

J/6=24 I think you need to do cross product but I'm not really sure

A forty-foot rope was cut into two pieces. The length of one piece is 9 times the length of the other. What is the length of the longer piece?