

|x - 5| = 16
x - 5 = +/- 16
x - 5 = 16     or     x - 5 = -16
<u>   +5</u>   <u>+5   </u>           <u>   +5 </u>    <u>+5  </u>
     x = 21       or        x = -11
Answer: x = {21, -11}
 
        
             
        
        
        
Answer:
20
Step-by-step explanation:
20 x 2 =40 
40 is under 58 and the closest to 58
the next 10 is 30 and 30 x 30 is over 58 with 60
 
        
             
        
        
        
The answer is B.
I  hope this helps. :)
        
             
        
        
        
4x = 76
Where x is how many awnsers he got correct and 4 how many points each correct question awnsered.
Now you just have to isolate x by dividing both sides of the equation by 4 
4x/4 = 76/4
x = 19
So he got 19 questions right and 10 awnsers wrong. In total there were 29 questions on his test