Q5 of 56 Page 14

Find the value of λ, if x=-λ and y = is a solution of the equation x+4y-7=0.

x + 4y – 7 = 0


For, x=-λ and y =to be a solution


⇒ -λ + 4 × (5/2) – 7 = 0


⇒ λ = 10 – 7 = 3


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