Answer:
y=-4x+1
Step-by-step explanation:
Graph (1,-3)
Go down 4 over one/ up left one
Get y-intercept 
Then BOOM you got it
 
        
             
        
        
        
Answer:
3, and b
Step-by-step explanation:
1. x =3 
Because you have 3 little squares for one x
2. x= -12
b) 15+6=21
 
        
                    
             
        
        
        
Extend means to increase, add length to it, ADD.
       2.826 
+    1.46
--------------
       4.286
        
             
        
        
        
Answer:
132°
Step-by-step explanation:
Quadrilateral ABCD is inscribed in a circle,
So, it is a cyclic quadrilateral.
Opposite angles of a cyclic quadrilateral are supplementary.

(3x-12)° = (3*48 - 12)° = (144 - 12)° = 132°

 
        
             
        
        
        
Answer:
2 4/20
Step-by-step explanation:
4 × 2 = 8
8 + 3 = 11
11/4 × 4/5
11 × 4 = 44
4×5= 20
44/20
Simplified is
2 4/20