Acentrally planned economy is an economic system in which the government regulates the production of goods and services a form of free enterprise with minimal government involvement an economic system that has no government involvement always the most efficient economic system

An economic system in which the government regulates the production of goods and services.

A centrally planned economy is basically another term for a command economy. In this type of economy, the government regulates what is being produced within a country.

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they thoght they were going to nuke each other

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69