The softball team won 70% of its games and won 4 more than it lost. How many games did the team lose?

1 Answer
May 31, 2016

3

Explanation:

The statement can be turned into equations which can then be solved.
If x is the number of games lost, and y the number of games won, then

y=x+4
and
y=70/100*(x+y)=7/10(x+y)

10y=7x+7y
3y=7x
:.y=7/3x

Substituting into the first equation gives
7/3x=x+4
7x=3x+12
4x=12
:.x=3