Answer:Just calculate this:
A) 2(3m + 5) = 6m + 10 - incorrect
B) -2(5 - 3m) = -10 + 6m - could be correct
C) 2(3m - 10) = 63 - 20 - incorrect
So the correct answer has to be B: -10 + 6m is the same as 6m - 10 hopes this help 
 
        
             
        
        
        
It is 3 cause they are all the same leatheth so 3
 
        
                    
             
        
        
        
Answer:
624
Step-by-step explanation:
Plug into the formula, SA=bh+(s1+s2+s3)H.
H=14
s1=13
s2=13
s3=10
Hope that helps!
 
        
             
        
        
        
Polygons - here we just have triangles - are similar if the corresponding angles are congruent and the corresponding sides are in proportion. Polygons are congruent if in addition to corresponding angles be congruent, corresponding sides are congruent
        
                    
             
        
        
        
Answer:
I also got 27.44 mg.
Step-by-step explanation:
Use the function given to you:
A(t)=le^rt
l: Initial Amount (50)
r: Rate (-.1) (Negative because the medicine is exiting the bloodstream at 10% per hour
t: 6 (the specific time value you are evaluating the function at.
A(6)=50e^-.1(6)=27.44