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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...

Maslow's hierarchy of needs is a theory associated with motivation. This theory states that there are five levels needed inorder to reach the optimum level of motivation in a work place. (From low to high...

Salamanca está en la parte central de España, a 212 kilómetros al oeste de Madrid. Su Plaza Mayor es el punto de encuentro más popular.  La gente pasa mucho tiempo allí charlando, tomando el sol o disfrut...