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1x-3+1x-4=1x-2+1x-5
⇒1x-3- 1x-5=1x-2-1x-4
⇒x-5-x+3x-3 x-5 = x-4 -x+2 x-2 x-4
⇒-2x2 - 5x-3x + 15 = -2x2 - 4x - 2x + 8
⇒ 1x2 - 8x + 15 = 1x2 - 6x + 8 [Dividing both sides by - 2]
⇒ x2 - 8x + 15 = x2 - 6x + 8
⇒ -8x + 6x = 8-15
⇒-2x = -7
∴ x = -7-2 = 72 (answer)
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