You have a system of equations

.
1. Substitude right side of second equation into the left side of the first equation:

.
2. Solve this equation:

.
3. Find y:
for

,
for

.
4. The solutions of the system are: (3,-12) and (5,-24).
Answer: Correct choice is A.
Answer: 10 : t = 16 11 : x = -8 13 : x = 0
Step-by-step explanation: Im sure about 10 and 11 but not too sure about 13 and explanations are too hard for me to explain
1/8 of a quart would equal 1/4 of a pound
Hope this helps :)
The answer would be C. This is because the larger the negative numbers get, the less value they have, so -8 would have a greater value than -9.
The distance around the bulletin board would be 20 feet, because you multiply 6ft 2x and 4ft 2x.