state gov TSPSC DAO (Divisional Accounts Officer) Mock Test 2024 Quantitative Aptitude Algebra Linear Equation in 2 Variable
If the system of equations 7x - y - 5 = 0 and ax - 5y - 25 = 0 has infinite number of solutions, then for k \(\in\) IR the general solution (x, y) of the system is
1
(k + 5)/7, k
2
\((k,\frac{a}{7})\)
3
k, (k - 5)/7
4
\((7k - \frac{a}{7}k)\)