I’m which situation could the quotient of -23•3 be used the answer the question?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis