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CBSE - IX - Mathematics - Linear Equations in Two Variables

i was wondering whether it is necessary for a linear equation to be in the form of : ax + by +c = 0 as the final answer in a word problem of linear equation in two variables.

Asked by 1st March 2013, 10:37 PM
Answered by Expert


Either ways should be fine. Ideally, the best way to write a equation is in the form of ax + by +c = 0, but that doesn't mean that you can't leave it in the form of ax+by = c. It depends on the examiner a number of times and there is nothing really right or wrong in this. 
Answered by Expert 2nd March 2013, 2:27 AM

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