Answer:
x is 9
y = 12
PQR is an equilateral
each angle is 60
each side is 109
Explanation:
https://brainly.com/question/12455933
14y-59
11y-23
9y+1
(7x-3)°
PQR is an equilateral so all angles are equal which are 60°
(7x-3)° = 60°
7x-3=60
7x=63
x= 9
PQR is an equilateral all sides are equal
14y-59 = 9y+1
5y = 60
y = 12
9y+1
9(12)+1
108+1
109
