Ammom
contestada

A total of 279 tickets were sold for the school play. they were either adult or student tickets. the number of student tickets sold was two times the number of adult tickets sold. how many adult tickets were sold?

Respuesta :

texaschic101
a + s = 279
s = 2a

a + 2a = 279
3a = 279
a = 279/3
a = 93 <=== adult

s = 2a
s = 2(93)
s = 186 ....students
irspow
s=2a

a+s=279, using a from above in this equation gives you:

a+2a=279  combine like terms on left side

3a=279  divide both sides by 3

a=93

So 93 adult tickets were sold.

Otras preguntas