 | American School (Chicago, Ill.) - Engineering - 1903 - 426 pages
...the equations V6 5fl ~ 1! < 6a — b = 28 Ans. a = 5, 6 = 2 ELIMINATION BY SUBSTITUTION. 12. Rule, find the value of one of the unknown quantities in terms of the other from one of the given equation*, and substitute this value for that quantity in the other equation.... | |
 | Edward Mann Langley, S. R. N. Bradly - Algebra - 1903 - 280 pages
...equations is of the first degree and the other of the second, a solution may always be found by obtaining a value of one of the unknown quantities in terms of the other from the equation of the first degree, and substituting the value thus obtained in the other equation.... | |
 | International Correspondence Schools - Arithmetic - 1906 - 576 pages
...unknown quantities will be considered. 44. To eliminate by substitution : Rule. — From one equation, find the -value of one of the •unknown quantities in terms of the oilier. Substitute this value for the same unknown quantity in the other equation. EXAMPLE. — Solve... | |
 | Fletcher Durell, Edward Rutledge Robbins - Algebra - 1909 - 296 pages
...13 Substitute for у in (3), z = 36 ~ 26 = 2 Hence, in general, In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. EXERCISE 56. Solve b substitution.... | |
 | William Kent - Mechanical engineering - 1910 - 1620 pages
...equation. 2i + 3 = 7; x ; = 2. Elimination by ntbsMutinn. — From one of the equations obtain uif value of one of the unknown quantities in terms of the other. Substitute for this unknown quantity its value in the other equation and rerfa* the resulting equations.... | |
 | Fletcher Durell - Algebra - 1912 - 300 pages
...= 2 Root . o Let the pupil check the work. Hence, in general, In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. EXERCISE 69 1. Work the examples... | |
 | Fletcher Durell - 1914 - 458 pages
...- = 2 Root 5 Let the pupil check the work. Hence, in general, In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. EXERCISE 69 1. Work the examples... | |
 | Fletcher Durell - Algebra - 1914 - 606 pages
...= 2 Äooi о Let the pupil check the work. Hence, in general, In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. EXERCISE 69 1. Work the examples... | |
 | David Wells Payne - Founding - 1917 - 724 pages
...first equation 2 * + 3 = 7, •'. * = 2. Elimination by Substitution From one of the equations obtain the value of one of the unknown quantities in terms of the other. Substitute this value of this unknown quantity for it, in the other equation, and reduce the resulting... | |
 | Fletcher Durell, Elmer Ellsworth Arnold - Algebra - 1919 - 344 pages
...- — = 2. *> Let the pupil check the work. Hence, in general, In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. EXERCISE 120 Solve by the... | |
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In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve. 
