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How would you change x + 3y = 18 -3x - 12y = -75 to eliminate x

How would you change x + 3y = 18 -3x - 12y = -75 to eliminate x
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4 votes
How would you change x + 3y = 18 -3x - 12y = -75 to eliminate x

User Arne Evertsson
by
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1 Answer

5 votes

Answer:

Multiply the equation by 3 making positive 3X which will cancel out with negative 3X

User Martin Doms
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