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Chapter 1: Q49. (page 7)

Write a variable expression to represent the phrase.

The number of inches in x feet

Short Answer

Expert verified

The variable expression that represents the given phrase is 12x.

Step by step solution

01

Step-1 – Apply the concept of Variable

In any expression or equation, the variable is an unknown quantity. It may be any alphabet or any special symbol.

02

Step-2 – Conversion scale from feet to inches

There are 12 inches in 1 feet, that is,

1 feet = 12 inches.

So, in order to change the feet into equivalent inches, multiply the number of feet by 12.

03

Step-3 – Write the variable expression

Since there are 12 inches in one feet, so in order to find the number of inches in x feet, multiply x by 12.

So, the number of inches in x feet is12路xor 12x

So, the variable expression to represent the phrase is 12x.

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