Answer:
33
Step-by-step explanation:
6x - 3y
=> x = 5, y = -1 Substitute in the above equation,
=> 6(5) - 3(-1)
=> 6(5) + 3
=> 30 + 3
=> 33
Using the quadratic formula, we have:

, so our solutions are

and

.
Answer:
yes
Step-by-step explanation:
by giving us a question and letting us answer it
15 is the answer because 8-5 is 3 and 3 and 4 is 12 so 12 plus 3 is 15
0 and 2 is the most logical answer