Respuesta :

2*2=4
4+4=8
Answer=2
Hope this helps:)

Answer:

2n + 4 = 8

Step by Step explanation:

"twice a number" means to multiply 2 by a number

"plus 4" is telling you to add 4 to 2n

"is 8" means equals 8

so, that means 2n + 4 = 8

I hope i helped :)