A number, n, is subtracted from the product of the same number and 8. Which expression best represents the statement? A) 8n - n
B) 8 - n -n
C) n - n - 8
D) n - 8n

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick