nydus/The First Steps in AlgebraPublic

This textbook introduces the fundamental concepts of algebra, including definitions of units, quantities, and number symbols. It explains the use of letters to represent numbers and outlines the signs for basic mathematical operations.

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Table of Contents

ALGEBRAIC NOTATION.

If a man was $x$ years old $10$ years ago, how many years old will he be $7$ years hence?

If a man was $x$ years old $y$ years ago, how many years old will he be $c$ years hence?

If a floor is $3 x$ yards long and $12$ yards wide, how many square yards does the floor contain?

How many hours will it take to walk $c$ miles, at the rate of one mile in $15$ minutes?

Write three consecutive numbers of which $x$ is the middle number.

If an odd number is represented by $2 n + 1$ , what will represent the next odd number?

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