Answer:
x=-21
Step-by-step explanation:
x-7=2x+14
-7=x+14
-21=x
There are two answers those being x=5 & x=2
explanation in picture
The diagonals of a rhombus are perpendicular bisectors of each other. You can use the Pythagorean theorem. If the diagonals are length "a" and "b", the side length of the rhombus (s) is
s = (1/2)√(a²+b²)
Answer: 3.9 x 10-2
Step-by-step explanation: