Answer:
Billy went from rich to broke.
Step-by-step explanation:
 
        
             
        
        
        
X = 6iy-4y+83-66i/13 
y= 14+9i/2-x-3xi/2
        
                    
             
        
        
        
Answer:
<u>x = 36</u>
Step-by-step explanation:
180 - 126 = 54
90 + 54 + x = 180
144 + x = 180
180 - 144 = x
x = 36
Have a nice day!
 
        
             
        
        
        
Answer:
x = 0 and y = 4
x = 4 and y = 0
thus: 2 solutions
Step-by-step explanation:
 
        
             
        
        
        
A = 6
tn = a + (n - 1)d
t4 = 6 + 3d = 12
3d = 12 - 6 = 6
d = 6/3 = 2
f(n + 1) = f(n) + 2