Use CamScanner, a free app, to take a picture of your word problem. Try uploading the question again? This is the tactic I use for pictures on Brainly
Answer:
plug in -3 where any x is in the equation. I reccomend doing it in parenthesis just so things work out nicely
Step-by-step explanation:

Circumference=2pir
r=5
pi=3
circumference=(2)(3)(5)
circumfernce=6(5)
circufmerence=30
answer is 30cm
Expression:
2 * x = 15
Hope that helped!