Respuesta :
Sonia represented by x. Sophia represented by x+15. x+x+15 = 63
2x + 15 =;63
2x = 48
x =;24. Sonia
x+15 = 39. Sophia
2x + 15 =;63
2x = 48
x =;24. Sonia
x+15 = 39. Sophia