History of Hindu Mathematics: A Source Book v2.c17.s6.34

v2.c17.s6.34

Equating these two values of *x*, we have $2y - 300 = ⅙(y + 70),$ or $12y - 1800 = y + 70;$ whence y = 170. Substituting this value of *y* in any of the two expressions for *x*, we get x = 40.