Respuesta :
y=-x+4
y=-2x-4
(
y=-2x-4
(
for elimination subtract as is
y=-x+4
y=-2x-4
-------------
0 = 1 x + 8
so
x = -8
then get y = 8+4 = 12)
Answer: the answer is x+2x+7= 43 and the number are 12 and
Step-by-step explanation: So the equation is basically explanitory and I got my answer my solving this equation