Can u please help me with this it’s urgent
Can u please tell me the answer and explain it

I’m really confused and need your assist me with this question i’ve never been taught

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2