Answer:
1/4
Step-by-step explanation:
 
        
             
        
        
        
Answer:
118 i think
Step-by-step explanation:
-2{-7-2[3 squared + 2 to the power of 4]-8÷4}
-2{-7-2{9+16]-2}
-2{-7-50-2}
-2(-59)
118
 
        
             
        
        
        
Answer:
a = $17.25
Step-by-step explanation:
let the money spend on the necklace be a
we have 
15.75 +1.5*2 +a + 14 = 50 
-> a = 50 -15.75 -3-14
-> a = $17.25
 
        
             
        
        
        
Answer: a=60
Step-by-step explanation:
 
        
                    
             
        
        
        
First think out the equation, once you've done that multiply 3 by 25 to get 75