Answer:
10x + 30=140. Kegan has to mow his neighbors lawn 11 times.
 
        
                    
             
        
        
        
5,000,000 because that is half of 10,000,000
        
                    
             
        
        
        
Answer:
18
Step-by-step explanation:
Hoped this helped!!
 
        
                    
             
        
        
        
<h2>4⁷×4⁵</h2><h3>{a^m×a^n=a^(m×n)}</h3><h3>=4^(⁷×-⁵)</h3><h3>=4^-35</h3>
please mark this answer as brainlist