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CBSE Class 9 Answered

If a point (-1,-5) lies on the graph of 3x=ay+7, then find the value of a.
Asked by mkmishra101 | 08 Mar, 2016, 01:14: PM
answered-by-expert Expert Answer
begin mathsize 16px style P o i n t space left parenthesis negative 1 comma negative 5 right parenthesis space l i e s space o n space a space g r a p h space o f space 3 x equals a y plus 7. S u b s t i t u t i n g space x equals negative 1 space a n d space y equals negative 5 comma space w e space g e t 3 left parenthesis negative 1 right parenthesis equals a left parenthesis negative 5 right parenthesis plus 7 rightwards double arrow negative 3 equals negative 5 a plus 7 rightwards double arrow 5 a equals 3 plus 7 rightwards double arrow 5 a equals 10 rightwards double arrow a equals 2 end style
Answered by Rashmi Khot | 08 Mar, 2016, 05:49: PM

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CBSE 9 - Maths
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