Respuesta :

value of x = 11 , y = 8

equation given to us - 2x-3z=5y

put values of x and y in this equation,

2(11)-3z = 5(-8)

22-3z= -40

tranpose 22 to right side,

-3z  = -40-22

-3z = -62

z = -62/-3

z = 20.66(approx)