En un salón de fiestas infantiles alquilar sillas y mesas alquilar 3 sillas y 8 mesas cuesta 55 en total alquilar 5 sillas y 2 mesas cuesta 18 en total cuánto cuesta alquilar cada silla y cada mesa

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.

98%

step-by-step explanation:

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock

i think the answer is 90 hope this