In triangle abc, de is parallel to ac and de = 10. find the length of ac if de is a midsegment of triangle abc. enter your answer as a number.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

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?

Hell . what are the solutions to `10x^2 - 38x - 8 = 0`? is this when i find the factors and use the numbers within the factors to determine the zeros? i hope that made sense lol