Please help Which statement describes the solution to the system of equations? 2h+8k= 6 -5h-20k= -15
The system has exactly one solution.
The system has exactly two solutions.
The system has no solutions.
The system has infinitely many solutions.

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.true or false?

Select the correct answer from each drop-down menu. consider the following polynomials equations. 3x^2(x-1) and -3x^3+ 4x^2-2x+1 perform each operation and determine if the result is a polynomial. is the result of a + b a polynomial? yes or no is the result of a - b a polynomial? yes or no is the result of a · b a polynomial? yes or no

How can you check that you have correctly converted frequencies to relative frequencies?