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If necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown numbers in the resulting equations of equal absolute value.
New School Algebra - Page 176
by George Albert Wentworth - 1898

## Elementary Algebra

George Albert Wentworth - Algebra - 1906 - 440 pages
...Substitute in (1) and (2) the values of x and y, and we have in (1) 4 + 39 = 43, in (2) 10 + 26 = 36. 205. To Eliminate by Addition or Subtraction, therefore,...make the coefficients of one of the unknown numbers numerically equal in the resulting equations. Add the resulting equations, or subtract one from the...

## Algebra for Secondary Schools

Webster Wells - Algebra - 1906 - 550 pages
...subtraction. From the above examples, we have the following rule : If necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown numbers in the resulting equations of equal absolute value. Add or subtract the resulting equations according...

## Algebra for Secondary Schools

Webster Wells - Algebra - 1906 - 484 pages
...subtraction. From the above examples, we have the following rule : Jf necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown numbers in the resulting equations of equal absolute value. Add or subtract the resulting equations according...

## A First Course in Algebra ; A Second Course in Algebra

Webster Wells - Algebra - 1908 - 456 pages
...subtraction. From the above examples, we have the following rule : If necessary, multiply the given equations by such numbers as will make the coefficients of one; of the unknown numbers in the resulting equations of equal absolute value. Add or subtract the resulting equations according:...

## A First Course in Algebra

Webster Wells - Algebra - 1908 - 262 pages
...subtraction. From the above examples, we have the following rule : If necessary, multiply the given equations by such numbers as •will make the coefficients of one of the unknown numbers in the resulting equations of equal absolute value. Add or subtract the resulting equations according...

## First Year Algebra

Webster Wells, Walter Wilson Hart - Algebra - 1912 - 344 pages
...addition or subtraction method of elimination : 1. Multiply, if necessary, both the first and second equations by such numbers as will make the coefficients of one of the variables of equal absolute value. 2. If the coefficients have the same sign, subtract one equation...

## New High School Algebra

Webster Wells, Walter Wilson Hart - Algebra - 1912 - 504 pages
...addition or subtraction method of elimination : 1. Multiply, if necessary, both the first and second equations by such numbers as will make the coefficients of one of the variables of equal absolute value. 2. If the coefficients have the same sign, subtract one equation...

## School Algebra, Book 1

George Wentworth, David Eugene Smith - Algebra - 1913 - 312 pages
...of an unknown quantity by addition or subtraction we proceed as follows : Multiply both members of the equations by such numbers as will make the coefficients of one of the unknown quantities numerically equal. If these coefficients have opposite signs, add the equations member for...