¿hoy vamos de excursión con la escuela y nos ha tocado hacer los bocadillos para toda clase. Si para hacer los bocadillos mis 4 hermanos gastamos 2 barras de pan ,¿ cuantos barras de pan necesitaremos para hacer los bocadillos de los alumnos que hay en clases?

answer:   x = 3 + √11     and     x = 3 - √11

step-by-step explanation:

x² - 6x + 9 = 11

(x - 3)² = 11

x - 3 = ±√11

    x = 3 ± √11

x = 3 + √11     and     x = 3 - √11

i'm sorry i don't know

step-by-step explanation:

i would be happy to . most people on would also love to i'm sure. if you just want someone who has done algebra before and want a little more personal relationship than just begging strangers for , i can certainly be of service. i do have college myself so i might not be 24/7.

answer:

a=9

step-by-step explanation: lmk if you need a explanation