Question

7x+4y=18. 4x+3y=18. ​

Answer 1

Answer:

11 x +7y = 324

Step-by-step explanation:

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Answer 2

Answer:

Here in both the eqn...

RHS side are equal hence...

7x+4y=4x+3y

y= -3x.....(1)

now..putting value of y in above question..

7x+ 4(-3x)=18

x= -18/5 and putting value of x in eqn 1

we will get

y= 54/5