SOLUTION: The monthly profit P (in dollars) that Jim makes on the sale of x mobile homes is determined by the formula P = x2 + 5x – 50. Find the values of x for which Jim makes profit.
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Question 60126This question is from textbook Elementry and Intermediate Algebra
: The monthly profit P (in dollars) that Jim makes on the sale of x mobile homes is determined by the formula P = x2 + 5x – 50. Find the values of x for which Jim makes profit.
This question is from textbook Elementry and Intermediate Algebra
Answer by chitra(359) (Show Source): You can put this solution on YOUR website!
Solution:
The Profit equation is given by:
P =
Hence, to know the values of "x", we shall solve the equation by the method of
factorization.
(x + 10) ( x - 5) = 0
x = -10 or x = 5
Since "x" cannot take negative values, the value of x = 5
Hence, Jim sells 5 mobiles to make the profit.
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