There are two thousand girls and one thousand boys at a university. for every girl with glasses there are two boys who were glasses .20 percentage of all students were glasses. how many boys were glasses?

200

Step-by-step explanation:

2000 girls :1000 boys

2000 +1000 =3000

20% of 3000 = 600

I girl : 2 boys

1+2=3

600÷3 = 200

200 boys wore glasses

step by step explanation: when u removing the parentheses and combined them that would be : x+3y-x-y=2y

all you have to do is multiply them both to see how many out comes you can put:

3 x 2 = 6

you can make 6 diferent combinations of crusts and toppings.

~batmans wife dun dun