a. what is the value of this expression (5•7-2²•9+4³) divided by 9 b. Simplify the expression using the distributive property and combining like terms -8x(2x)+5(2x-12)+(-2)(5y-2)+(-3)(3y )​

Una caja de galletas contiene 16 paquetes y cada una de estas tiene 12 galletas y se quieren repartir entre 6 niños ¿de cuantas galletas le toca a cada niño?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.