rootx+y=7 x+rooty=11

Asked by Aditya kumar | 5th Feb, 2014, 07:23: PM

Expert Answer:

Dear Student,

You can use elimination or substitution method both

but here we are using substitution method

Substituting   instead of y in the second equation we get

Subtracting x both sides 

Raising to square both sides we get

Subtracting 11 both sides we get



The zeroes of this equation are among the divisors of 1444.

The solutions to the system of equations is   and  .

Answered by  | 6th Feb, 2014, 10:13: AM

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