8.5x-6.1=-7.1
40x-6.1=-7.1
40x=-7.1+6.1
40x=-1
solution= x= -0.025
        
                    
             
        
        
        
Answer:
1. 43/36
2. 1/2
Step-by-step explanation:
1. 7/9 + 5/12
= LCM of 9 and 12 is 36
= 28/36 + 15/12 
= (28 + 15) / 36
= 43/36
2. 21/24 - 3/8
= LCM of 24 and 8 is 24
= 21/24 - 9/24 
= (21 - 9) / 24
= 12/24
= 1/2
 
        
                    
             
        
        
        
Answer:
an angle less than 90 degrees
Step-by-step explanation:
so like this angle /_
this is obtuse \_
this is right |_
 
        
             
        
        
        
Answer: 38.97
10% of 40 is 4
40-4=36
8.25% of 36 is 2.97
36+2.97= 38.97