SOLUTION: (7/x^2-5x)+(3/5-x)=(4/x)
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Question 194465This question is from textbook Algebra I
: (7/x^2-5x)+(3/5-x)=(4/x)
This question is from textbook Algebra I
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
7/(x^2-5x) +3/(5-x) = 4 / x
,
factoring (x^2-5x) = x (x-5),,,,, therefore multiply thru by lcd or x(x-5)
,
7 -3x = 4(x-5) = 4x-20
27 = 7x
x=27/7 = 3.857,,,,,,ANSWER
,
checking
,
7/( (3.857^2)-5(3.857) ) + 3 / ( 5-3.857) = 4/ 3.857
,
- 1.588 + 2.625 = 1.037
,
1.037 = 1.037,,,,ok
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