Lauren brings brownies to class one day she gives 3/5 of them to her friends gareth tammy and camilla if she gave them 21 brownies how many did she bring to class

Answer asap! show all work! find the number of complex roots, the possible number of real roots and the possible rational roots of the polynomial function. then, solve for all roots. x^3 + 2x^2 + 3x + 6 = 0

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.

What is being done to the variable in the equation 3 + g = -9? the number 3 is being added to it. the number 3 is being subtracted from it. the number -9 is being added to it. the number -9 is being subtracted from it.