Respuesta :

Answer:

14

Step-by-step explanation:

We can find the value of x using similarity ratio

(2x-7)/57 = (x+4)/51 cross multiply expressions

51×(2x-7) = 57×(x+4)

102x - 357 = 57x + 228

102x - 57x = 228 + 357

45x = 585 divide both sides with 45

x = 13