Answer:
x=1 y =15 
Step-by-step explanation:
 hopefully correct 
-5x-2y=13 (i)
3x-y=12
-y=12-3x
y=-12+3x (ii)
substitute ii into i
-5x-2(-12+3x)=13
 -5x +24-6x=13
-11x=-11
x=1
substitute x into ii
y=-12+3(1)
y=15 
 .
. . x=1 and y =15
 
        
             
        
        
        
Answer:
oi bruv 
Step-by-step explanation:
 
        
             
        
        
        
1 year old 5 divided by 20 times 2 minus 7
        
             
        
        
        
Answer:
<h2>10000000000000</h2>
Step-by-step explanation:
<h2>minions </h2>