Answer:
idk
Step-by-step explanation:
Literally just add it all up.
312.8+177.2+209=699 miles
- 3x + 4y = - 11
y = 2x - 4
-3x + 4(2x - 4) = -11
-3x + 8x - 16 = - 11
5x = -11 + 16
5x = 5
x = 5/5
x = 1
y = 2x - 4
y = 2(1) - 4
y = 2 - 4
y = -2
Solution: (1, -2)
12/7 or 1 5/7
Simply multiply things
Mark brainliest please
I believe the answer your looking for is b