Respuesta :

Answer:

x = 5

Step-by-step explanation:

y = -4x + 5 4x + y = 10

substitute the y in the second equation with

(-4x +5).

4x + (-4x + 5) = 10 then add like terms.

x + 5 = 10 solve for x.

10 - 5 = 5 make sure to check your answer.

5 + 5 = 10