Respuesta :
Your answer is -8,
Basically, you just plug in your x , or y.
You have 2x so plug in -4 which is x.
2(-4) , now multiply; which is -8 .
Basically, you just plug in your x , or y.
You have 2x so plug in -4 which is x.
2(-4) , now multiply; which is -8 .