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Find the solution to the system of equations by substitution {x+y=6 {2x-y= - 12
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Find the solution to the system of equations by substitution
{x+y=6
{2x-y= - 12

User Arpit Goyal
by
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1 Answer

3 votes
X+Y=6. Y=6-X 2X-(6-X)=-12 2X-6+X=-12. 3X=-6. X=-2. Y=6-(-2). Y=8

SOLUTION: (-2,8)
User Arndt Jonasson
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7.2k points
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