En un corral hay gallinas y vacas ,cuento las cabezas y son 26, cuento las patas y son 86, ¿cuántas gallinas y cuántas vacas hay en el corral?

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120