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solve the system of equation 11/v-7/u=1;9/v-4/u=6
 
Asked by tarjindersingh55 | 02 Oct, 2017, 11:57: AM
answered-by-expert Expert Answer
begin mathsize 16px style Given space system space of space equations space are 11 over straight v minus 7 over straight u equals 1 9 over straight v minus 4 over straight u equals 6 Let space 1 over straight u equals straight x space and space 1 over straight v equals straight y Then comma space we space have 11 straight x minus 7 straight y equals 1 space space space space space space space space space.... left parenthesis straight i right parenthesis 9 straight x minus 4 straight y equals 6 space space space space space space space space space space space.... left parenthesis ii right parenthesis Multiplying space left parenthesis straight i right parenthesis space by space 9 space and space left parenthesis ii right parenthesis space by space 11 comma space we space get 99 straight x minus 63 straight y equals 9 space space space space space space space space space space.... left parenthesis iii right parenthesis 99 straight x minus 44 straight y equals 66 space space space space space space space space.... left parenthesis iv right parenthesis Subtracting space left parenthesis iii right parenthesis space from space left parenthesis iv right parenthesis comma space we space get 19 straight y equals 57 rightwards double arrow straight y equals 3 rightwards double arrow 11 straight x minus 7 cross times 3 equals 1 rightwards double arrow 11 straight x equals 22 rightwards double arrow straight x equals 2 Thus comma space we space have straight x equals 2 rightwards double arrow 1 over straight u equals 2 rightwards double arrow straight u equals 1 half straight y equals 3 rightwards double arrow 1 over straight v equals 3 rightwards double arrow straight v equals 1 third end style
Answered by Rashmi Khot | 03 Oct, 2017, 09:46: AM

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Please solve. 
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