The difference of the square of a number and 28 is equal to 3 times that number. Find the negative solution

Write an explicit formula that represents the sequence defined by the following recursive formula:

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

Asphere has a diameter of 10 in. what is the volume of the sphere?