What is the difference in value after 8 years between accounts of $7000 invested at 3% annual interest if one is compounded quarterly and the other is compounded monthly?

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

Are triangles the congruent? write the congruency statement.what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

3x = 729 solve for x plz . it's urgent. will mark