the super bowl half time show last 30 minutes. If the half time show is 1/7 of the total game time, how many hours is the super bowl from start to finish? plz help

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

What should be done to both sides of the equation in order to solve -5m = -40? a) multiply by -5. b) divide by -5. c) multiply by -40. d) divide by -40.

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?