Question

Me ajudem 1-(n-3)=1-3(n+2)

Answer 1

-n-3=1-3n+6
-n+3n=1+6+3
2n=10
n=5

Answer 2

olá,

1-(n-3) = 1 - 3(n+2)

-n +4 = 1 -3n - 6

-n +3n = 1-6-4

2n = 9

n = 9/2