H-human a-horse
h+a= 72
2h+4a=192
then do h=72-a
substitute that into the second equation
2(72-a)+4a=192
multiple out
144-2a+4a=192
2a=48
a=24
substitute a into the first equation
h+24=72
h=48
humans- 48
horses- 24
Answer:
-10
Step-by-step explanation:
im not sure but maybe
Answer:
No, rectangles must have congruent diagonals.
Step-by-step explanation:
The first one is the answer/