The book Numbers Symbolized An Elementary Algebra was written by author David M David Martin Sensenig Here you can read free online of Numbers Symbolized An Elementary Algebra book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Numbers Symbolized An Elementary Algebra a good or bad book?
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3x — Sy 6x — Sy f"" 14 14 ^ + ^y_. 11 2a; + ^ + 48 15. ( 8x — 5y lly — 4:X _ 7 ' "^ 5 ~ 17^j-j^ 2^_ 5 "^ 3 ~^ 16. 2 SOLUTION OF NUMERICAL EQUATIONS. 145 165. It is sometimes easier to eliminate one of the un- known quantities without clearing of fractions. Illustration. — Solve 2a; "^32^ 6 (A) (B) 6 3^_13 Solution : Reduce the corresponding terms in (A) and (B) to a common denominator, 9 \q §4 65"*" ny'^n 10 9 13 6a; 123/ ~ 72 Multiply (1) by 10 and (2) by 9, 90 160 _ 840 6a; "^ 12y~ 72 90 _ 81... 117 6a; 122/ ~ 72 Subtract (4) from (3), 241 _ 723 \2y~ 72 Clear of fractions, 723 x 12y = 72 x 241 72 X 241 (1) (2) (3) (4) (5) Substitute 2 for y in (A), ^ ~ 723 X 12 = 2 3^ i_I la;"^ 6 ~ 6 A_i 2a;~ 6 6a; = 18 a; = 3 EXERCISE 76. Solve : 1. 1, 1 . X y X y x^l ' y+1 La;+l^y-f 1 = 2 3 2^131 x^ y~ VZ 5 7^29 x'^ y 12 Zx^^y 4 A. 4. 1_ = 75. Dx'^2y 6J [46 ELEMENTARY ALGEBRA V 5. M 1 ^ rl 7. x+2 ' y-^"^ 3 1 1 U + 2 y-^ 2j 3 5 _ fil 2a; 2y- "2 J 6. ^ ' 1 ^ 5^ 8. |i + 4 = 3* 1 2(a; + l) ' 3(y+l)~ ^ 1 1 2 4 .^(^ + 1) 3(^ + 1)" J [32; 6y~ ^J Solution of Literal Equations.
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