Answer:
x = -16
Step-by-step explantion:
Solve for  x  by simplifying both sides of the equation, then isolating the variable.
Hope this helps! 
(・∀・(・∀・(・∀・*)
 
        
             
        
        
        
If the ratio is 6:7 the students should divide nicely into 6+7=13 parts.  Six of those parts are girls, seven of those parts are boys.
364 / 13 = 28
So 6 × 28 = 168 girls
Answer: 168
Check: 
7 × 28 = 196 boys
168 + 196 = 364, good
 
        
                    
             
        
        
        
Answer:
86 
Step-by-step explanation:
 
        
                    
             
        
        
        
9514 1404 393
Answer:
   √3
Step-by-step explanation:
The ratio of the short sides to the hypotenuse in an isosceles right triangle is ...
   1 : 1 : √2
This means ...
   p·√2 = √6
   p = (√6)/(√2) = √(6/2)
   p = √3