how do i solve this. the measure of each side of an equilateral triangle RST with RS = 2x +2, ST =3x and TR

2 answers

TR=what?
It is an equilateral triangle, so
TR=RS=ST=2x+2=3x
Solve for x:
3x=2x+2
So x=2
and
TR=RS=ST=2x+2=3x=6