The cost of a notebook is twice the cost of a pen.Write a linear equation in two variables to represent this statement.
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Answered by
12
The cost of notebook = "x"
The cost of the pen = "2y"
(y x 2 because it is twice of the notebook)
=> x - 2y=0
hope helped you
The cost of the pen = "2y"
(y x 2 because it is twice of the notebook)
=> x - 2y=0
hope helped you
Answered by
8
take pen has X and notebook has y
x=twice
y=1y
so 2x-y=0
x=twice
y=1y
so 2x-y=0
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