Finding original value

Algebra
Tutor: None Selected Time limit: 1 Day

A painting by Van Gough increased in value by 80% from year 1995 to year 2000.  If in year 2000, the painting is worth $7200, what was its value in 1995?

Nov 22nd, 2014

Let x = the original value in 1995

Then,  x + .8x = 7200

Therefore, x(1+.8) = 7200

1.8x = 7200

x = 7200/1.8 = $4000

Nov 22nd, 2014

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Nov 22nd, 2014
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Nov 22nd, 2014
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