The variable used in the equation 2p + 8 = 18 is ___ .

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Solution

Answer: p

Solution:

Given equation is 2p + 8 = 18.

A variable is a letter that represents an unknown quantity which can take any value.

$∴$ The variable used in the equation 2p + 8 = 18 is p.

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Match the items of Column I with that of Column II.

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The variable used in the equation 2p + 8 = 18 is ___ .

Answer: p Solution: Given equation is 2p + 8 = 18. A variable is a letter that represents an unknown quantity which can take any value. ∴The variable used in the equation 2p + 8 = 18 is p.

Answer: p

Solution:

Given equation is 2p + 8 = 18.

A variable is a letter that represents an unknown quantity which can take any value.

$∴$ The variable used in the equation 2p + 8 = 18 is p.