Respuesta :

Answer:

2

Step-by-step explanation:

Answer:

x = 10

Step-by-step explanation:

The hypotenuse of  each of the triangles have to be equal

7x -5 = 4x+25

Subtract 4x from each side

7x -4x-5 = 4x+25-4x

3x -5 = 25

Add 5 to each side

3x-5+5 = 25+5

3x= 30

Divide by 3

3x/3 = 30/3

x = 10