Both figures have the same perimeter. Solve for x

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Determine domain and range, largest open interval, and intervals which function is continuous.

The polynomial 2x3 + 9x2 + 4x - 15 represents the volume in cubic feet of a rectangular holding tank at a fish hatchery. the depth of the tank is (x – 1) feet. the length is 13 feet.