i think it subtract 5 but I don't know for sure

Answer:
Subtract both sides by 7
Step-by-step explanation:
We have to make sure that we isolate the x term first. So we must subtract 7 from both sides.
Answer:
subtract 7
Step-by-step explanation:
You want to move 7 to the other side so that 5x would be alone. Subtracting 7 on both sides will make 5x stand alone. After subtracting 7 on both sides, you get 5x=5. Now you can solve for x