Question

find the value of k, if x=1,y=2is a solution of the equation 5x+3y​

Answer 1

Step-by-step explanation:

Given equation 5x−7y=k and solution is x=3 and y=2

Then 5x−7y=k

Put the value of x=3 and y=2 we get

5×3−7×2=k

⇒15−14=k

k=1...

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