Y=3x−9
y=3(0)-9
y=9
Now plug in y to solve for x.
y=3x−9
9=3x-9
18=3x
6=x
The x-intercept is (6,0)
        
             
        
        
        
Step-by-step explanation:
 So I found the l.c.m which is 8 and I multiplied it by the numbers and then 
The subtracted the both mixed numbers and I got an answer of 15/8
 
        
             
        
        
        
If you are talking about building blocks, then you would get one 10 and 3 ones, then subtract that from 7 ones and would get 6
        
             
        
        
        
Answer:
Balance = $124.53 – $57.49 + $103.49 = $170.53
Step-by-step explanation: