## Solve the system of equations using subtraction. 3y = -1/2x + 2 Y= -x + 9 A. (10,-1) B. (-1, 8) C. (

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## Answers ( No )

Mult the first eqn by -2, obtaining -6y = x – 4.

Combine this result with the 2nd equation:

-6y = x – 4

Y= -x + 9

————–

-5y = 5, so y = -1. Â Subbing this result for y into the 2nd eqn, we get

-1 = -x + 9, or -x = -10, or x = 10.

the solution is then (10, -1).