Boys come join the zoom let me know if u wanna talk and plz dont lie

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

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

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect