In a rhombus, all sides are equal:
5x = 15
and x = 15/5 = 3
(you could have done the same thing with the other side: 5x = 4x +3)
31-27+12-23-(-25)+(-6)= 12
Answer:
They are a transformation
Step-by-step explanation:
Checked using desmos graphing
I think it might be the last one. Hope it helps:)