Spider(s) on the WebAlgebra Level 1
"I had been to the attic, my son," replied Dad. "And do you know what I saw there? There was a big web with 12 spiders and flies on it."
"How many spiders were there?" asked the little boy with curiosity.
"Well, there were a total of 86 legs on the web," answered Dad with a smile. "Now you can find out how many spiders were there by yourself. Can't you?"
How many spider(s) did the little boy find on the web in the attic?
Note: Spiders have 8 legs and flies have 6 legs.