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Before we look urbanisation, we have to define what we mean by urban and what we mean by rural. A rural area is an area of countryside, so for example a village or a hamlet. An urban area is a built up ar...

5x - 20 = 2x +43 -> 5x-2x= 43+20 -> 3x=63 -> x=21 therefore x=21 

(2x+43) + (4y-5x)=180  -> 2x+43+4y-5x=180 (because adjacent angles in a parallelogram equals 180) 

4y-3x=180-43 ...

The number of 0's at the end of a number is the same as the number of factors of 10 that the number has. So consider the prime factor decomposition of 100! and note that every factor of 10 has prime facto...

Must define the term in the question. The Supreme Court has the power to declare actions of the executive, Acts of Congress, acts or actions of state governments and treaties, unconstitutional. However, j...

Recitative is found in oratorios and operas from the Baroque period onwards. Typically, it involves a predominantly syllabic setting of a text to a homophonic accompaniment; it is used for dialogue, narra...