Answer:
The number of adults is 
Step-by-step explanation:
Let
x------> the number of children
y------> the number of adults
we know that
-------> equation A
-------> equation B
Multiply equation A by 
-------->
------> equation C
Adds equation B and equation C

Answer:
165°
Step-by-step explanation:
11π/12 * 180/π = 1980π/12π
Reduce & Cancel: 165°
Answer: no you can't you can only use 5 numbers when going by 4's
Step-by-step explanation: 4, 8, 12, 16, 20
Answer:
Probably d but im d u mb
Step-by-step explanation: