What is the value of the expression “three less than the quotient of ten and a number, increased by six” when n = 2?

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 + 4x + 5 = 0