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A social heirarchy consists in differences throughout society of factors such as status, income, and involves widespread inequality. Conservatives, to a far greater extent than those on the left of the po...

The demand curve shows how different prices of a commodity affect the quantiy demanded by consumers.Price is always show on the y-axis (vertical) and quantity on the x-axis (horizontal). These two variabl...

Let's solve for x first by substituting y in terms of x.

4x-y=30

y=4x-30

3x+2y=3x+2(4x-30)=3x+8x-60=11x-60

11x-60=17

11x=77

x=7

Now let's solve for y by su...

Parallel fifths are an example of poor voice leading, especially in chorales. The melodic lines should be easy to sing. Lines composed using parallel fifths are incredibly difficult to sing and are not co...