Answer:    X= 3
Step-by-step explanation:
x-4*x-2=0
 +4.       +4
—————-
x*x-2=4
      +2. +2
——————
x*x=6 
2x=6
/2.   /2
—————-
x=3
 
        
             
        
        
        
On average a lamb weighs about 200 pounds, 
so 12345678910 multiplied by 200 =<span>2.469135782e+12
</span>2.469135782e+12 divided by 2000 = <span>1234567891 tons</span>
        
                    
             
        
        
        
the length of the line is 2 1/16