anonymous
  • anonymous
T(x)=230/x+60 +450/x+70 Find a simplified form of T(x) by adding the rational expressions in the function's formula. Then use this form of the function to find T(4).
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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mathstudent55
  • mathstudent55
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anonymous
  • anonymous
yes.
anonymous
  • anonymous
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anonymous
  • anonymous
cross multiply :)
mathstudent55
  • mathstudent55
You need a common denominator which is (x + 60)(x + 70)
mathstudent55
  • mathstudent55
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anonymous
  • anonymous
Mathstudent why did you give her the wrong answer
anonymous
  • anonymous
i would go with cross multiplying.
mathstudent55
  • mathstudent55
@Ghazi_Jr Why am I wrong?
anonymous
  • anonymous
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mathstudent55
  • mathstudent55
@Hope_nicole This is not an equation where one fraction equals the other. This is a sum of fractions.
anonymous
  • anonymous
ahh, my bad. i read the question wrong. thank you @mathstudent55
mathstudent55
  • mathstudent55
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mathstudent55
  • mathstudent55
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mathstudent55
  • mathstudent55
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anonymous
  • anonymous
Thank you, guys. :)
mathstudent55
  • mathstudent55
wlcm
anonymous
  • anonymous
Wait o: answer was 20(34x+2155)/(x+60)(x+70)
anonymous
  • anonymous
for T(x) =
mathstudent55
  • mathstudent55
Just factor the numerator. 680x + 43100 = 20(34x + 2155)
mathstudent55
  • mathstudent55
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