SOLUTION: How do you solve the system: 3x-2y=12 4x-y=11
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Question 338244
:
How do you solve the system:
3x-2y=12
4x-y=11
Answer by
scott8148(6628)
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multiplying 2nd equation by -2 ___ -8x + 2y = -22
adding to 1st equation (this eliminates the y) ___ -5x = -10
dividing by -5 ___ x = 2
substituting ___ 3(2) - 2y = 12 ___ 6 - 2y = 12
subtracting 6 ___ -2y = 6
dividing by -2 ___ y = -3