SOLUTION: In a family of five, members speak English, Spanish, or both. Two people speak Spanish, and four English. How many people speak both languages?

Question 358412: In a family of five, members speak English, Spanish, or both. Two people speak
Spanish, and four English. How many people speak both languages?
Answer by Jk22(389) (Show Source): You can put this solution on YOUR website!
Since English plus Spanish speaker sum to 6, 1 speak both languages : 6-5=1

Other way :

Let English speaker only be e, Spanish only s, and speaking both language es :
e+s+es=5 and e+s+2*es=6, hence by substracting : es=6-5=1

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