Maths / Linear Equations in Two Variables / Finding Solutions of Linear Equations in Two Variables

QUESTION
 

Which of the following ordered pairs represents the solution for the linear equation x + 2y = 1?

OPTIONS
A. 

(1, -3)

B. 

(2, -2)

C. 

(1, -1)

D. 

(3, -1)

Right Option : D

EXPLANATION
Explain TypeExplanation Content
Text

x + 2y = 1 when x = 3 and y = -1

LHS = 3 + 2 x (-1) = 3 - 2 = 1

RHS = 1

Hence Proved that x = 3 and y = -1 satisfy x + 2y = 1

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