-1/3(x - 15) = -4
step 1 : multiply both sides by -3, step 2 : add 15 to both sides
because when u multiply both sides by -3, this cancels out the -1/3 on the left side leaving u with : x - 15 = -4 * -3.....x - 15 = 12.....and then u would add 15 to both sides....giving u : x = 12 + 15.....x = 27
        
             
        
        
        
Answer:
8
Step-by-step explanation:
Number = 2x
Therefore, 2x + 8 = 8(x - 5)
 
2x + 8 = 8x - 40
6x = 48
<u>x</u><u> </u><u>=</u><u> </u><u>8</u>
 
        
             
        
        
        
Answer:
plug in "n" in the formula to get an answer
Step-by-step explanation:
 
        
             
        
        
        
I pretty sure it (B) sorry if I’m wrong