Respuesta :
13(n-7)=2n+3
expand
13n-91=2n+3
minus 2n both sides
11n-91=3
add 91 both sides
11n=94
divide both sides by 11
n=94/11
expand
13n-91=2n+3
minus 2n both sides
11n-91=3
add 91 both sides
11n=94
divide both sides by 11
n=94/11