Step-by-step explanation:
I used my calculator, so they should be correct.
Answer:
2x + 9 = 15
you move + 9 to the other side of the equation, you will get:
2x = 15 - 9
2x = 6
So, x = 3
the answer is three look where it says 4-1 is 3
just measure and then divide bro
