Ten less than 3 times a numbers is the same as the number plus 4

Maria donates a fixed amount, a, to a charity each month. if she donates $300 in 12 months, what is the equation for a? a. a + 300 = 12 b. a × 300 = 12 c. a × 12 = 300 d. a + 12 = 300 e. a + 32 = 100

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Y=(x+3)(x-4)(x+1)^2 sulutions? multiplicity?