 | William Nicholson - 1809 - 716 sider
...only one of the unknown quantities, by any of the following methods: 1" Method. In either equation, find the value of one of the unknown quantities in terms of the other and known quantities, and for it substitute this value in the other equation, which will then only... | |
 | Charles Butler - 1814 - 540 sider
...s. :г=100, у =64. 91. Second Method. RULE I. Find the value of either of the unknown quantities in one of the given equations, and substitute this value for that quantity in the other given equation ; this equation will then contain only one unknown quantity, which may be found as before... | |
 | James Wood - 1815 - 338 sider
...only one of the unknown quantities, by any of the following methods : 1" Method. In either equation, find the value of one of the unknown quantities in terms of the other and known quantities, and for it substitute this value in the other equation, which will then only... | |
 | William Nicholson - 1819 - 432 sider
...only one of the unknown quantities, by any of the following methods : 1st Method. In either equation find the value of one of the unknown quantities in terms of the other and known quantities, and for it substitute this value in the other equation, which will then only... | |
 | Miles Bland - 1821 - 898 sider
...equation by 5, and the second by 2, and then, subtracting the second from the first. 2. By substitution. Find the value of one of the unknown quantities, in terms of the other and known quantities, in the more simple of the two equations ; and substitute this value instead of... | |
 | James Ryan, Robert Adrain - 1824 - 542 sider
...20. Given 1+1=6, V'to ^ ;, , x , v { x and vand — |-i=5|, I Ans. **=:12,. andy=16. RULE II. 248. Find the value of one of the unknown quantities, in terms of the other and known quantities, in the more simple of the two equations ; and substitute this value instead of... | |
 | Miles Bland - 1824 - 404 sider
...equation by 5, and the second by 2, and then subtracting the second from the first. 2. By substitution. Find the value of one of the unknown quantities, in terms of the other and known quantities, in the more simple of the two equations ; and substitute this value instead of... | |
 | James Ryan - 1824 - 550 sider
...Ex. 20. Given ^+^=6, 64 I to find the values o / , . x and y. and += Ans. a; =12, and #=16. KULE II. Find the value of one of the unknown quantities, in terms of the other and known quantities, in the more simple of the two equations ; and substitute this value instead of... | |
 | George Lees - 1826 - 276 sider
...Now, x - sy^~L?—™^H- 12 - « * •— g — g "~ 2 ~~ 86. METHOD 3d, In either equation, Jind a value of one of the unknown quantities, in terms of the other and known quantities ; substitute this value for the unknown quantity in the second equation, there... | |
 | John Darby (teacher of mathematics.) - 1829 - 212 sider
...Indeterminate Analysis. CASE I. When the given equation contains two unknown quantities. RULE. 1 . Find the value of one of the unknown quantities in terms of the rest, as in step first, in the first example. _ 2. Divide the numerator by the denominator, if divisible,... | |
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Find the value of one of the unknown quantities, in terms of the other and known quantities... 
