Math, asked by jhumpa180, 5 months ago

6x+7/3x+4= 4x+5/2x3

Answers

Answered by thegenius7183

1

Answer:

-1

Step-by-step explanation:

6x+7 / 3x+4= 4x+5 / 2x +3

= (6x+7)(2x+3) = (4x+5)(3x+4) (cross multiplication)

= 12x^2 +18x+14x + 21= 12x^2 +16x+15x + 20

= 12x^2 + 32x + 21 = 12x^2 + 31x + 20

= (12x^2 - 12x^2) + 32x-31x = 20-21

= x= -1

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