state gov TSPSC Forest Beat Officer (ఫారెస్ట్ బీట్ ఆఫీసర్) Mock Test 2023 Quantitative Aptitude Algebra Linear Equation in 2 Variable
If 2x - 3y = 7 and (a + b)x - (a + b - 3)y = 4a + b represent coincident lines, then a and b satisfy the equation
1
a + 5b = 0
2
5a + b = 0
3
a - 5b = 0
4
5a - b = 0