To find 19+11+37 lenny added 1911 then she added 37 to the sun what property did he use

What is the value of the expression "two less than six times the diffrence of a number and five" when n = 9?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)