1.

If the point (1, 2) lies on the graph of the equation 2y = ax +5 find the value of a​

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Answer:

ꪖꪀᦓ᭙ꫀ᥅

Given equation is: 2y=ax−4.

It is ALSO given that the POINT (1,2) LIES on the graph of the equation.

⇒2(2)=a(1)−4

⇒a=4+4

⇒a=8

Now, the linear equation is: 2y=8x−4 or y=4x−2

Again, when y=0,x= 1/2

and

when x=0,y=−2

Therefore, the graph of the equation is as:

in attachment


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