5x-6/4x_1= 2x+3/3x+2 by complete method
Answers
Answer:
rootsof
4x−1
5x−6
=
3x+2
2x+3
=−1and
7
9
Explanation
by \: cross \: multiplaction \: we \: get \: (3x + 2)(5x - 6) = (4x - 1)(2x + 3)bycrossmultiplactionweget(3x+2)(5x−6)=(4x−1)(2x+3)
By multiply from above we get
15x {}^{2} - 6x + 5x - 12 = 8x {}^{2} + 3x - 2x - 315x
2
−6x+5x−12=8x
2
+3x−2x−3
15x {}^{2} - x - 12 = 8x {}^{2} + x - 315x
2
−x−12=8x
2
+x−3
On transposing
15x {}^{2} - 8x {}^{2} - x - x - 12 + 3 = 015x
2
−8x
2
−x−x−12+3=0
By simplification
7x {}^{2} - 2x - 9 = 07x
2
−2x−9=0
To do factorization we write above equation as
7x {}^{2} + 7x - 9x - 97x
2
+7x−9x−9
By factorize
7x(x + 1) - 9(x + 1)7x(x+1)−9(x+1)
(x + 1)(7x - 9)(x+1)(7x−9)
x + 1 = 0x+1=0
x = - 1x=−1
7x - 9 = 07x−9=0
7x = 97x=9
x = \frac{9}{7}x=
7
9
Step-by-step explanation:
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