Question

Solve
x + 2y = 13
4x + 8y = -9 (1 point)
Select one:
a. (3, 5)
b. (-1, 7)
c. No Solutions
d. Infinitely Many Solutions

Answer 1

multiply first equation by 4 and subtract the second one after and solve for y when you have value of y then substitute in either equation and solve for x

Answer 2

i dont get it

Answer 3

you answer is c

Answer 4

Miranda bought some apples and oranges at the store for fruit salad. Owen bought three times as many apples and twice as many oranges. Miranda has 5 fruits in her bag, but Owen has 12 fruits in his bag. How many apples did Miranda purchase?
Select one:
a. 1
b. 2
c. 3
d. 5

Answer 5

what about this one?

Answer 6

b. is your answer

Answer 7

Gina, Sam and Robby all rented movies from the same video store. They each rented some dramas, comedies, and documentaries. Gina rented 11 movies total. Sam rented twice as many dramas, three times as many comedies, and twice as many documentaries as Gina. He rented 27 movies total. If Robby rented 19 movies total with the same number of dramas, twice as many comedies, and twice as many documentaries as Gina, how many movies of each type did Gina rent? (1 point)
Select one:
a. 3 dramas, 5 comedies, and 3 documentaries
b. 2 dramas, 6 comedies, and 3 documentaries
c. 1 dramas, 4 comedies, and 6 documentaries
d. 4 dramas, 3 comedies, and 4 documentaries

Answer 8

i think its b