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3. Pair of Linear Equations in Two Variables
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Q10 of 266 Page 3

Solve the following systems of equations:


⇒ 2x + 4y = 3 …(i)


⇒ 4x + 2y = 3 …(ii)


Multiplying eq2 by 2 and subtracting from eq1


2x + 4y – 8x – 4y = 3 – 6


⇒ -6x = - 3


⇒ x = 1/2


Thus, 2 × 1/2 + 4y = 3 ⇒ y = 1/2


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Questions · 266
3. Pair of Linear Equations in Two Variables
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