600 + 9.5x (less than or equal to) 900
600 fixed amount
9.5 is the variable changing amount and differs among number of students taken
Answer:
58.5
Step-by-step explanation:
since a triangle consists 180 degrees, 180-90-31.5 would equal 58.5
True because of the absolute value bars
Answer:
a is option c
b is 17.5
c is 9
Step-by-step explanation:
I do not know if all of these are right