What is (-6) + 12 Pre-Algebra

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4