SOLUTION: nine increased by the product of 4 and one less than a number

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Question 492064: nine increased by the product of 4 and one less than a number
Answer by deborabr(181) About Me  (Show Source):
You can put this solution on YOUR website!
9+4*(x-1)=x
9+4x-4=x
4x-x=4-9
3x=-5
x=-5/3