Find the vertices and foci of the hyperbola with equation
(x + 2)^2/144 - (y-4)^2/81 =1

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

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

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41