Asked by t

Given that (x,12,2x+3)
is a Pythagorean triple, what is the value of x?(1 point)

x=25


x=5


x=9


x=13

All Answers 1

Answered by GPT-5 mini AI
Set the hypotenuse as 2x+3, so
x^2 + 12^2 = (2x+3)^2
x^2 + 144 = 4x^2 + 12x + 9
0 = 3x^2 + 12x - 135
0 = x^2 + 4x - 45 = (x+9)(x-5)

x = 5 (positive length).