Answer:
Domain: (−∞,∞),{x|x∈R}
Range: (−∞,∞),{y|y∈R}
Step-by-step explanation:
Find the domain by finding where the function is defined. The range is the set of values that correspond with the domain.
Domain: (−∞,∞),{x|x∈R}
Range: (−∞,∞),{y|y∈R}
 
        
             
        
        
        
        
What question are you trying to ask?
        
                    
             
        
        
        
Answer:
x=17
Step-by-step explanation:
3x+5+2x=90
5x=85
x=17