If two opposite sides of a square are increased by 10 meters and the other sides decrease by 2 meters, the area of the rectangle that is formed is 85 square meters. find the area of the original square.

Acourgette seed and a pumpkin seed is planted p(courgette seed germinates) 4/5 and p(pumpkin seed germinates) = 1/6 what is the probability that both seds germinate

Solve the system of equations. y= 2x y= x^2 - 15

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.