3^(x+3) + 3^(x-1) = 4^(x+6)

The table shows the balance of a money market account over time. write a function that represents the balance y(in dollars) after t years.

The area (a) of a circle with a radius of r is given by the formula and its diameter (d) is given by d=2r. arrange the equations in the correct sequence to rewrite the formula for diameter in terms of the area of the circle.

Write the standard form of an equation with (see picture below)