Answer:
35+70=105, 180-105=75 so the answer is c 75°
Step-by-step explanation:
 
        
             
        
        
        
Answer:
11 hours is the most she can afford
Step-by-step explanation:
 
        
             
        
        
        
We will take the common terms in the expressions-
Here in the expression, 3y is a common term.
So,


So, the answer is 
 
 
        
        
        
Answer:
Domain- the set of possible values of the independent variable or variables of a function.
Range- the set of values that a given function can take as its argument varies.