Question

English is spoken as the first or primary language in 78 more countries than farsi is spoken as the first language. together, english and farsi are spoken as a first language in 130 countries. in how many countries is english spoken as the first language? in how many countries is farsi spoken as the first language?

Answer 1

farsi is spoken in 26 countries. english is spoken in 104.

Answer 2

English is spoken as the first language in 104 countries while Farsi is spoken as the first language in 26 countries.

Let x represent the countries in which English is spoken as the first language. Let y represent the countries in which Farsi is spoken as the first language.

English is spoken as the first or primary language in 78 more countries than Farsi, hence:

x = 78 + y

x - y = 78   (1)

English and Farsi are spoken as a first language in 130 countries. Hence:

x + y = 130  (2)

Solving equations 1 and 2 simultaneously give x = 104, y = 26.

Hence, English is spoken as the first language in 104 countries while Farsi is spoken as the first language in 26 countries.

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