Answer:
x = 10
Step-by-step explanation:
30/35 = (6x-6)/63
210x - 210 = 1890
210x = 2100
x = 10
 
        
             
        
        
        
Answer:
the third one 
Step-by-step explanation:
 
        
                    
             
        
        
        
See the attached picture for 2 options for question 1 and 2 depending on how the fractions are written.
Question #3:
17 = -13 - 8x
Add 13 to each side:
30 = -8x
Divide both sides by -8:
X = 30 / -8
X = -3 3/4
 
        
             
        
        
        
0.7<span>  and </span>0.70<span> are two ways to say 7/10
 
hope this helps!</span>