Respuesta :

Set 5x+5=7x-1 solve that to get your value of x. X=3 then plug your answer of x into AC. 6(3)+7=25. This works because the triangle is isosceles.
ANSWER:25

Answer:

25

Step-by-step explanation:

5x+5 = 7x-1

5 = 2x-1

2x = 6

x = 3

3x6 = 18

18+7 = 25

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