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Using elimination to solving systems of linear equations how would you solve 12x+y=10 -3=3x+3y

Using elimination to solving systems of linear equations how would you solve 12x+y=10 -3=3x+3y
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Using elimination to solving systems of linear equations how would you solve

12x+y=10
-3=3x+3y

User Morten Kromberg
by
7.4k points

1 Answer

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12x+y=10 -----> 12x + y = 10
-3=3x+3y ------> -12x - 12y = 12 (multiplied by -4)
-11y = 22
y= -2

12x - 2 = 10
x = 1
User Rizzer
by
7.8k points
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