Let's say the original price was "x", thus "x" is the 100%, and we know that 15 is 80% of that, thus
 
 
        
        
        
1.  x+9
2. (b-5)+6
3. 15+5v
4. 2/3k
        
                    
             
        
        
        
Answer:
Step-by-step explanation:
hello : 
note : 
Use the point-slope formula.
y - y_1 = m(x - x_1)   when : x_1= -3      y_1= -2         m= 1/2(parallel means same slope)
an equation in the point-slope form is : y +2 = 1/2(x+3)
 
        
             
        
        
        
Answer: 23
Step-by-step explanation: