Math, asked by shubhamjangid58557, 9 months ago


3. Solve the following simultaneous equations graphically
(1) 2x + 3y = 12 ; x - y = 1

Answers

Answered by chavi7749
23

firstly, we have to find the values of x and y algebraically and then we have to draw them graphically.

Attachments:
Answered by veerkiri007
5

Answer:

X=11

Y=2

Step-by-step explanation:

subsitued equestion1, so it will be like

x=12-3y/2 eq3. Now subsituted eq 3 with

eq2 so, 12-3y/2-y=1.

.: 12-3y-2y/2=1

= 12-5y=2

= -5y= -10

.: y=2

.: x=12-3y/2

= x= 12-3(2)/2

= x= 12-3

.: x = 11

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