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Solve the following simultaneous equations by elimination method. 5x-6x+30=0;5x+4y-20=0 |
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Answer» Answer: (1)-31 (2)- 1Step-by-step explanation: =>-1x=30=>x=30+1=>x =31(2)=> 5X+4y=20=> 5x = 20÷4y=> 5x= 5y=> xy=1ANSWERMARK AS BRAINLIST |
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