Factor the expression.

-35a - 49b (hurry im on a mid term exam)

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

Ten times the square of a non-zero number is eqaul to ninety times the number

Hi, can anyone show me how to do this problem? 100 points for this. in advance