What is the answer to the equation 4xsquared - 25 < 0

You give a $4 tip for a meal that cost $22. approximately what percent of the bill was your tip?

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders