Respuesta :
Answer:
n=5
Step-by-step explanation:
2(n+5) goes to being 2n+10
20-10 =10
10/2=5
n=5
2*N is 2n 2*5 is 10
2N+10= 20
Subtract 10 on both sides
2N= 10
Divide by 2
N=5
2N+10= 20
Subtract 10 on both sides
2N= 10
Divide by 2
N=5