Question

0.9. Ranga and Chari are equal parters. On Ist June, 2016, they
agreed to admit Philips as partner. Phillips had to pay 72,000 as premium,
they money to be left in the business and contributes T 5,000 as capital for
1/3 share in business. The Balance Sheet of Ranga and Chari as at 315​

Answer 1

3x – 7y = 10, xy = -1

3x -7y= 10

Squaring both sides,

(3x – 7y)2 = (10)2

⇒ (3x)2 + (7y)2 – 2 x 3x x 7y = 100

⇒  9X2 + 49y2 – 42xy = 100

⇒  9x2 + 49y2 – 42(-l) = 100

⇒ 9x2 + 49y2 + 42 = 100

∴ 9x2 + 49y2 = 100 – 42 = 58