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2a+5c=17&-3a+7c=47 solve this question to get the value of a |
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Answer» Step-by-step explanation: 2a+5c=17&-3a+7c=47 ={2a+3a} {5c-7c}=17-47 (a)(2c)=30/5 2ac=6 a=6/2c a=3c |
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