Find the roots of the equation
1/(x+3) + 1/(2x- 1) =11/(7x+9)
Answers
Answered by
1
Answer:
x is the root
Step-by-step explanation:
Answered by
0
Answer:
fractions ?
\begin{gathered}\frac{1}{x+3}+\frac{1}{2x-1}=\frac{11}{7x+9}\\\\\frac{2x-1+x+3}{2x^2+5x-3}=\frac{11}{7x+9}\\\\21 x^2+41x+18=22x^2+55x-33\\\\x^2+14x-51=0\\\\(x-3)(x+17)=0\\\\x=3\ or\ -17\end{gathered}
x+3
1
+
2x−1
1
=
7x+9
11
2x
2
+5x−3
2x−1+x+3
=
7x+9
11
21x
2
+41x+18=22x
2
+55x−33
x
2
+14x−51=0
(x−3)(x+17)=0
x=3 or −17
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