18 This graph can be used to change between US dollars ($) and British pounds (£).
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US dollars ($)
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Solve the system of equations. y= 2x y= x^2 - 15

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

Percent increase and decrease. original number: 45 new number: 18