Respuesta :

Answer:

805

Step-by-step explanation:

1) Rewrite the first sentence as an equation

G+139=B

2) Define the variable B:

B=472

3) Substitute 472 as B in the first equation:

G+139=472

4) Subtract 139 from both sides:

G=333

5) Add boy and girl counts:

472+333=805

Answer:

1083 students

Step-by-step explanation:

First, add 139 AND 472 together.

Next, add the answer to step one, (611) to 472

you will get the answer of 1083