Ex 4.3, 3 - Chapter 4 Class 9 Linear Equations in Two Variables
Last updated at Dec. 8, 2016 by Teachoo
Transcript
Ex 4.3, 3 If the point (3, 4) lies on the graph of the equation 3y = ax + 7, find the value of a. Given 3y = ax + 7 Putting x = 3 and y = 4 3(4) = a(3) + 7 12 = 3a + 7 3a = 12 – 7 3a = 5 a = 5/3
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