Two solutions are (1, 1) and (4, -1). Substituting x = 1 gives 2(1) + 3y = 5, so y = 1. Substituting x = 4 gives 2(4) + 3y = 5, so y = -1. Class 9 Chapter 13 Two ...
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Two solutions are (3, 0) and (0, -7). Substituting y = 0 gives 7x = 21, so x = 3. Substituting x = 0 gives -3y = 21, so y = -7. Class 9 Maths Ganita Manjari Part 2 chapter 13 ...
The standard form of a linear equation in two variables is ax + by + c = 0. Substituting a = 2, b = 5 and c = 10 gives 2x + 5y + 10 = 0. Class 9 Ganita Manjari ...