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CBSE Class 9 Answered

sir it is given that a linear equation is in the form ax+bx+c where a and b both are not equal to zero then in this question 5x=7 we would do 5x+0y-7=0. but here b=0
Asked by | 29 Sep, 2011, 12:00: AM
answered-by-expert Expert Answer
In a linear equation ax + by + c= 0,  a and b cannot be zero at the same time.
It is possible that a = 0 and b is non-zero
and also b= 0 and a is non zero.
Answered by | 30 Sep, 2011, 09:40: AM

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CBSE 9 - Maths
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