I tried every combination. there seems to be something wrong with the informations you gave.
the second equation contains errors, and none of these 4 points can be solutions to the first equation alone
Answer:
80°
Step-by-step explanation:
is central angle and arc BC is the corresponding arc.

Answer: $5
Step-by-step explanation: 4 children divided by 20 equals 5
Answer: The answer is b because what is 1 number of person and the cost of the admission.
Step-by-step explanation:
Answer:
Step-by-step explanation:
-1/5 x+3 ≤7
-1/5 x≤7-3
-1/5 x≤4
x≥-20
{-20,-10,0,10,20}