Question

the cost of a pen is three times the cost of a pencil. write a linear equation in two variable to represent this statement. ( take the cost of a pen to be ₹x and of a pencil to be ₹y)​

Answer 1

• let cost of pen = x
• cost of pencil = y
• given cost of pen is 3 times then cost of pencil so
• therefore linear equation is x = 3y or x -3y = 0

Answer 2

Answer:

X - 3y =  0

Step-by-step explanation:

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