Answer:
Step-by-step explanation:
Given
No of People who can speak English is 
No of People who can speak French is 
No of People who can speak Spanish is 
No of People who can speak both English and French 
No of People who can speak both English and Spanish 
No of People who can speak both French and Spanish 
No of people who can speak all languages is 
no of People who can Speak at least one Language is


Probability that Randomly selected can speak at least 1 of these languages
7n - 4 = 31
move -4 to the other side
sign changes from -4 to +4
7n-4+4= 31+4
7n= 31+4
7n= 35
divide both sides by 7 to get n by itself
7n/7= 35/7
cross out 7 and 7 , divide by 7 and then becomes 1*1*n= n
n= 35/7
answer:
n= 5
Answer:
Step-by-step explanation:
12231 qwse 23q
Answer:
Heres your answer in a picture
Step-by-step explanation:
Give brainliest when you can
2•14 =28, 2• 270=540, 2•141=282, 2 is the GCF