SOLUTION: write an equation and solve If a number x is increased by 400%, is the new number 4x? Explain.

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Question 992250: write an equation and solve
If a number x is increased by 400%, is the new number 4x? Explain.

Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
the increase is 400%.

that means the increase is 4x.

that has to be added to the original price to get a total new price of of 5x.

x + 4x = 5x.