Find the explicit formula for the arithmetic sequence in given below. Note that r = 13. 13, 8,3, -2, -7, ...
Provide your answer below:

What is the total area of the figure?

What is the solution of the equation? 35√(x+2)3+3=27

Norder to get a certain shade of blue paint, a mixer must have 5 parts white paint to 3 parts blue. if 4 gallons of paint must be mixed, how many gallons of white paint must be used?