SOLUTION: solve the following system of equations xy=1 2x-y=1 I know to multiply both sides by 1/4 but in which equation or both

SOLUTION: solve the following system of equations xy=1 2x-y=1 I know to multiply both sides by 1/4 but in which equation or both

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Question 331621: solve the following system of equations xy=1
2x-y=1 I know to multiply both sides by 1/4 but in which equation or both
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

I can't see where you got the idea that you want to multiply by

. Follow the procedure below:

Solve this one by substitution.

Then substitute in the second equation:

Multiply both sides by

Put in standard form and then solve the quadratic for

Then substitute each of the values of

back into the original first equation to determine each of the associated values of

.

John

My calculator said it, I believe it, that settles it

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