The expression 50w + 400 represents the amount of money jenny has in her savings account after an unknown number of weeks. how much money does jenny originally have in her savings account? which part of the equation represents the amount of money she will put away each week? explain your answers.

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Which of these is and example of a literal equation? a) 6+30=6^2 b)3x-4y c)12=9+3x d)ax-by=k

Standard deviation of 19,29,21,22,23