Teaching Uttarakhand TET (UTET) Paper 1 & Paper 2 Mock Test 2024 Quantitative Aptitude Algebra Linear Equation in 2 Variable
Which of the following equations is a linear equation in two variables?
1
(x - 1)(y + 2) = 0
2
2x - 3y + 7 = 0
3
7x - 3y + 2z = 0
4
(y + x)2 - 2 = 0