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'Democracy' was referred to by Abraham Lincoln as 'government of the people, by the people, for the people'. By this, he meant that a 'democracy' is a system of government that allows most citizens to be ...

13y - 5 = 9y + 27 First we must collect all similar terms together on either side of the equation: 13y - 9y = 27 + 5. As you can see, if a term is moved to the other side of the equation, the opposite sig...

When oil price increased, the cost of production for plane company increase and supply will shift left. When supply sift left the price will increase and quantity will decrease.

There are many factors which will affect whether a reaction will take place spontaneously. For a reaction to occur spontaneously it does not require an external influence such as energy, for it to occur. ...

The principle to use here is the principle of conservation of linear momentum, the question asks whether we have to modify this principle or use it in a different way to solve physics problems that have a...