A parking garage wants to collect \( \$ 90 \) in parking fees. If the garage charges \( \$ 9 \) for each car, how many cars will it take for the garage to meet the goal? \( \square \) cars

\( 3 a + 10 b \)

1. ¿Cual de los sigulentes productos notables representan el área de la figura

1) \( \frac{\left(a^{2} b^{7}\right)^{6}}{\left(a^{2} b^{3}\right)^{4}}= \) 2) \( \frac{x^{2} x^{9} y^{3} y^{9} z^{5} z^{4}}{z^{3} y^{12} x^{30}} \) 3) \( \left(\frac{\left(a^{3} b^{4}\right)^{3}}{a^{4} a^{3} b b^{5}}\right)\left(b^{2} a^{9}\right) \)

Represente la situación en lenguaje algebraico. Presente el paso a paso que le permita determine el valor de la incógnita. La tercera parte de un número incrementado en 7 es igual al doble del mismo número. Encuentra el número.

The Crane family is setting up for their fundraiser for their children's school. There will be 45 adults and 109 children coming in the evening. Each table holds 9 people. How many tables will they need for all guests?