Respuesta :
if n is ten then the expression would change to
2(10)+4
20+4
so your answer would be 24
2(10)+4
20+4
so your answer would be 24
2n+4 is 24 because when you plug in the variable it makes the expression (2)(10)+4, so you simplify that by multiplying 2 and 10 and then add 4 to get 24