7x = 8y + 68y-2x = 9 – InterviewSolution

1.

7x = 8y + 68y-2x = 9

Answer»

Step-by-step explanation:

from the above EQUATIONS

we can write

y=7x-6/8

substituting this VALUE of y in EQN 2

we get

8(7x-6/8)-(2X)=9

7x-6-2x=9

5x=15

x=3

and y = 15/8

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