The cheerleading squad at Kingwood High School currently has 21 members. That is 5% more than were on it with the old coach. How many members were on the squad before?____ members
Q. The cheerleading squad at Kingwood High School currently has 21 members. That is 5% more than were on it with the old coach. How many members were on the squad before?____ members
Define x as initial members: Let x be the number of members before the new coach.Current members = Previous members + 5% of previous members.Expression for current members: x+0.05x
Set up equation: We know the current number of members is 21. Set up the equation based on the expression from Step 1. 21=x+0.05x
Simplify equation: Combine like terms to simplify the equation. 21=1.05x
Solve for x: Solve for x by dividing both sides by 1.05. x=1.0521x=20
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