or
At her school's spring carnival, Laura is in charge of the balloon-launcher contest. In this contest, each team builds a catapult to launch water balloons at a target. Laura gives a bucket of 15 water balloons to each team in the contest. In all, she gives out 90 water balloons.
Which equation can you use to find the number of teams t in the contest?
Solve this equation for t to find the number of teams in the contest.
teams