Answer:
=13
Step-by-step explanation:
=2^2+2×2+5
=4+4+5
=8+5
=13
 
        
             
        
        
        
Answer:
12
Step-by-step explanation:
v3=36
v=36/3
v=12
 
        
                    
             
        
        
        
2(4k+8)=10
8k+16=10 (she said 2k instead of 8k)
To continue solving, subtract 16 from both sides. That would give you 8k= -6. Then divide both sides by 8, and get -6/8 which equals -3/4.