Answer:
x = -3
Explanation:
3x + 2 = x + 4(x + 2)
Get rid of the parentheses by using distribution
4 * x = 4x
4 * 2 = 8
3x + 2 = x + 4x + 8
Combine like terms
x + 4x = 5x
3x + 2 = 5x + 8
Isolate the x
3x + 2 = 5x + 8
-2 -2
3x = 5x + 6
-5x -5x
-2x = 6
Now, simplify it
-2x = 6
---- -----
-2 -2
x = -3