The davidson family wanted to expand its rectangular patio, which currently measures 15 ft by 12 ft. they want to extend the length and width the same amount to increase the total area of the patio by 160 ft^2. which quadratic equation best models the situation?
a. (15)(12)+(x)(x) = (15)(12) + 160
b. (15x)(12x)=(15)(12) + 160
c. 2(15+x) + 2(12+x) = (15)(12) + 160
d. (15 + x)(12 + x) = (15)(12) + 160

Movie $5.50 soda $1.75 popcorn $2.25 candy bar $1.10 jeffrey left home with $20 in his wallet. he had a quick lunch that cost $8.47 and went to the movie theater. which of these activities can jeffrey do? a) go to movie and take two friends b) go to movie and have a soda, a popcorn and a candy bar c) go to movie, take a friend, and have a popcorn to share d) go to a movie, have 2 popcorns, 2 sodas, and 2 candy bars eliminate

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°