X<4 hope this helped dude
I don’t think it’s the second or third one I’m narrowing it down to the first or maybe fourth
I think the answer is the first one though
I think it would be 120 because it is 2 times 60 and they add up to 180 I may be wrong buts that’s what I would do
<span>Answer:
3a−17=<span>1
</span></span>
<span>3a=<span>18
</span></span>
<span>a=<span>6</span></span>