| Nathaniel Hammond - Algebra - 1742 - 362 pages
...66. The Method of refolding Queftions, that contain three Equations, and three ' unknown Quantities. the Value of one of the unknown Quantities ; in one of the given Equations : Far the fame unknown ¡Quantity in the other two Equation}, •write, or put this... | |
| Nathaniel Hammond - Algebra - 1772 - 362 pages
...Queftion1 contains four Equations, and y V there are four unknown Quantities in each Equation ; find the Value of one of the unknown Quantities in one of the given Equations, and for that unknown Quantity in the other three Equations write this Value of it,... | |
| Charles Hutton - Mathematics - 1812 - 620 pages
...to be reduced by the rules for a single equation. 2. Or, as in the 3d rule of the same problem, find the value of one of the unknown quantities in one of the equations only ; then substitute this value instead of it in the other equations ; which gives a new set of equations... | |
| Jeremiah Day - Algebra - 1814 - 304 pages
...only one unknown quantity. Hence, 326. RULE II. To exterminate an unknown quantity, Find the valve of one of the unknown quantities, in one, of the equations ; and then, in the other equation, SUBSTITUTE thit value, for the unknown quantity itself. -Prob. 4. A privateer... | |
| Jeremiah Day - Algebra - 1820 - 352 pages
...which contains only one unknown quantity. Hence, 326. Rule II. To exterminate an unknown quantity, FIND THE VALUE OF ONE OF THE UNKNOWN QUANTITIES, IN ONE OF THE EQUATIONS ; and then, in the other EQUATION. SUBSTITUTE THIS VALUE, FOR THE UNKNOWN QUANTITY ITSELF. Prob. 4. A privateer... | |
| Charles Hutton - Mathematics - 1822 - 616 pages
...to be reduced by the rules for a single equation. 2. Or, as in the 2d rule of the same problem, find the value of one of the unknown quantities in one of the equation* only; then substitute this value instead of it in the other equations ; which gives a new... | |
| James Mitchell - Mathematics - 1823 - 666 pages
...unknown quantity, the value of which mast be found by the proper rnles, as above referred to. 2. Find the value of one of the unknown quantities in one of the equations m terms of the other quantities ; then substitute this value for that quantity in all the IH her e(l... | |
| Jeremiah Day - Algebra - 1827 - 352 pages
...which contains only one unknown quantity. Hence, 326. Rule II. To exterminate an unknown quantity, FIND THE VALUE OF ONE OF THE UNKNOWN QUANTITIES, IN ONE OF THE EQUATIONS; and then in the other EQUATION, SUBSTITUTE THIS VALUE FOR THE UNKNOWN QUANTITY ITSELF. Prob. 4. A privateer... | |
| Charles Hutton - Mathematics - 1831 - 632 pages
...reduced by the rules for a single equation. 2. Or, as in the 2d rule of the same problem, find i.he value of one of the unknown quantities in one of the equations only ; then substitute this value instead of it in the other equations ; which gives a new set of equations... | |
| Bourdon (M., Louis Pierre Marie) - Algebra - 1831 - 446 pages
...principal methods of eliminations. The first, called the method by substitution, consists in finding"the value of one of the unknown quantities in one of the equations, as if the other unknown quantities were already determined, and in substituting this value in the other... | |
| |