Respuesta :

reinhard10158

Step-by-step explanation:

x = -3, y =4

so, first we combine the fitting terms, and then we use these values in the expression in place of the variables.

-12x + 5y + 18x - 3y + 6 = 6x + 2y + 6

6×-3 + 2×4 + 6 = -18 + 8 + 6 = -4