Represent this statement as an equation: Seven more than the quotient of a number and -2 is 6.

The two-way frequency table below shows data on playing a sport and playing a musical instrument for students in a class.

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

How can (square root of 25) ^2 be rewritten?