♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️
The triangle is Equilateral thus the sides are same and equal.
So ;
We just need to solve one the above equations and the value of x .
Then put in all three equations to find the sides .
Let's do it....
Subtract sides 3x
Simplification
Divide sides by 2
Simplification
_________________________________
It's time to find the sides :
##############################
##############################
##############################
Actually we knew that the sides of any Equilateral triangle are same.
♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️♥️