Question

What is x if 3x + 4 = 19?

Answer 1

If you subtract 4 from both sides your left with 15, then divide by 3 to find x. your left with x=5

Answer 2

Here, 3x + 4 = 19
3x = 19 - 4
3x = 15
x = 15/3
x = 5

In short, Your Answer would be Option B

Hope this helps!