Respuesta :
Answer:
x=-2
Step-by-step explanation:
2x=4x+4
2x-4x=4
-2x=4
-2x/-2=4/-2
x=-2
b
2x-4x=-2x
you subtract 4x from boths sides then you divide -2 from both sides x=-2
2x-4x=-2x
you subtract 4x from boths sides then you divide -2 from both sides x=-2