Answer:
 5/6
Step-by-step explanation:
1/12 + 3/4 = 9/12
9/12 + 1/12 = 10/12
simplify 10/12 
= 5/6
 
        
                    
             
        
        
        
Am i supposed to multiply? 5 times 3 equals 15 
        
                    
             
        
        
        
Hi,
The answer you are looking for is x= -3.
Have a great day!!
 
        
                    
             
        
        
        
1- I didn't understand it
2).. (a/b)² (a/b)⁸
= (a/b)²+⁸ = (a/b)¹⁰
3) 3-⁵ = 1/3⁵ = 1/243
4) (x/y)" 
d/dx (x/y) = (1/y) 
d/dx (1/y) = 0
5) (2m⁴n³)⁵
 = 2⁵ × (m⁴)⁵ × (n³)⁵
= 32 × m²⁰ × n¹⁵
= 32m²⁰n¹⁵
        
             
        
        
        
 The roof is Approximately 7 inches wide because 756/108=7