What account? :| it doesn’t have an image or anything
        
             
        
        
        
Answer:
30 cm
Step-by-step explanation:
Sorry if im wrong
 
        
             
        
        
        
You didn't give enough information to answer the question. 
        
                    
             
        
        
        
Answer:
1 Collect like terms.
5(2x-1)+(30+20)
2 Simplify.
5(2x-1)+50
3 Expand by distributing terms.
10x-5+50
4 Collect like terms.
10x+(-5+50)
5 Simplify.
10x+45
Hope this helps!! <3