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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

## The First Steps in Algebra

George Albert Wentworth - Algebra - 1894 - 200 pages
...24ж— 63у= 99 (4) Subtract, 203 у = 609 л yS. Substitute the value of у in (2), 8 x - 63 = 33. 156. To eliminate by addition or subtraction, therefore,...the resulting equations. Add the resulting equations if these equal coefficients have unlike signs ; subtract one from the other if these equal coefficients...

## Elementary Lessons in Algebra: A Text Book for Grammar Schools,by Steward B ...

Stewart B. Sabin, Charles D. Lowry - Algebra - 1894 - 138 pages
...problems we learn the following Method of Elimination : Multiply or divide the terms of each equation by such numbers as will make the coefficients of one of the unknown quantities equal in the two equations. Then add the terms of the equations, if the quantities made...

## A School Algebra: Designed for Use in High Schools and Academies

Emerson Elbridge White - Algebra - 1896 - 418 pages
...x - 3í/ = 62. = 44, = l! 16. To eliminate by addition or subtraction, Multiply or divide the given equations by such numbers as will make the coefficients...unknown numbers equal in the resulting equations. If the equal, coefficients have unlike signs, add the resulting equations; and, if they have like signs,...

## Essentials of Algebra for Secondary Schools

Webster Wells - Algebra - 1904 - 384 pages
...— 1. The above is an example of elimination by subtraction. EULE. If necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown quantities in the resulting equations of equal absolute value. Add or subtract the resulting equations...

## Essentials of Algebra for Secondary Schools

Webster Wells - Algebra - 1897 - 422 pages
...— 1. The above is an example of elimination by subtraction. EULE. If necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown quantities in the resulting equations of equal absolute value. Add or subtract the resulting equations...

## Essentials of Algebra for Secondary Schools

Webster Wells - Algebra - 1897 - 434 pages
...— 1. The above is an example of elimination by subtraction. EULE. If necessary, multiply the given equations by such numbers as will make the coefficients of one of the unknown quantities in the resulting equations of equal absolute value. Add or subtract the resulting equations...

## A Higher Algebra

George Albert Wentworth - 1900 - 542 pages
...= 33. .-. x = 12. 160. Hence, to eliminate by addition or subtraction, we have the following rule : Multiply the equations by 'such numbers as will make...coefficients have unlike or like signs. NOTE. It is generally beet to select the letter 'to be eliminated which requires the smallest multipliers to make its coefficients...

## Rudiments of Algebra

George Egbert Fisher, Isaac Joachim Schwatt - Algebra - 1900 - 206 pages
...illustrate the following method of elimination by addition and subtraction : Multiply both members of the equations by such numbers as will make the coefficients of one of the unknown numbers numerically equal. Subtract, or add, corresponding members of the resulting equations, and equate the...