Connerkayleana88go Connerkayleana88go Mathematics Answered WILL GIVE BRAINLIESTA triangle has a perimeter of 9x + 6. The first side of the triangle has a length of 5x, and the second side has a length of 3x − 7. What is the length of the third side of the triangle? x + 13 x − 1 8x − 7 17x − 1