Answer:
6
Explanation:
Step 1: Subtract 22 from both sides 
8x + 22 - 22 = 19x - 22 
8x = 19x - 22 
 
Step 2: Subtract 19x from both sides 
8x - 19x = -22 + 19x - 19x 
-11x = -22 
 
Step 3: Divide both sides by -11 
-11x / -11 = -22 / -11 
x = 2 
 
Step 4: Find 3x 
3x 
3(2) 
6 
 
Answer: 6