If 8x = 24, then 24= 8x what property is this

With number 11 ( show how you got the answer)

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

When you find the area of a triangle do you use in. or in2