Lindsey went to the teacher supply store. She bought 10 white boards for a total of $35 and some posters for $5.40 each. If she spent $51.20 total, how many posters did lindsey buy

Respuesta :

Answer:3

Step-by-step explanation:

Answer:

Lindsey bought 3 posters.

Step-by-step explanation:

$51.20 - $35 = $16.20

$16.20 ÷ $5.40 = 3 Posters