od of equating the coefficients. (ii) x+y=2 x- y= 0 (iv) x-4y = 4 4x – y = 16 (vi) 3x – 4y = 7 Thus, S Ali on: Be %3D 5x +y=27 nod of elimination by substitution %3D (ii) 5x + 2y = 15 %3D -2x + y = 4 (iv) 2x+7y = 10 3x +y = 3

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Question no 4 solution
thod of equating the coefficients.
che values of x 2 and y 1 in
COUS EQUATION
%3D
R.H.S
%3D
E 6.9
42x)322 =
(ii)
x+ y=2
x- y= 0
(iv) x- 4y = 4
Thus, the num
SAlil's age wi
Su
4x - y = 16
(vi) 3x – 4y = 7
con:
Before 11 y
Al's age =
5x +y= 27
ethod of elimination by substitution Then ac
(ii)
5x + 2y = 15
-2r + y= 4
(iv) 2x+7y = 10
3x + y= 3
%3D
%3D
nt the value d
Transcribed Image Text:thod of equating the coefficients. che values of x 2 and y 1 in COUS EQUATION %3D R.H.S %3D E 6.9 42x)322 = (ii) x+ y=2 x- y= 0 (iv) x- 4y = 4 Thus, the num SAlil's age wi Su 4x - y = 16 (vi) 3x – 4y = 7 con: Before 11 y Al's age = 5x +y= 27 ethod of elimination by substitution Then ac (ii) 5x + 2y = 15 -2r + y= 4 (iv) 2x+7y = 10 3x + y= 3 %3D %3D nt the value d
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