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January 28, 2015

January 28, 2015

Posted by **Stella** on Thursday, April 12, 2012 at 5:46pm.

A. 4

B. 31

C. 31 and 4

D. 27

- Math -
**MathGuru**, Friday, April 13, 2012 at 7:23pmBreak-even point: C = R

23x + 73 = x^2 - 35

Set equation equal to 0:

0 = x^2 - 23x - 108

Try to factor:

0 = (x - 27)(x + 4)

Set each factor equal to 0:

x - 27 = 0

x + 4 = 0

Possible solutions: -4, 27

Throw out the negative number and you will have your answer!

I hope this helps.

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