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-6x+3y=-39 -6x-3y=-21 solve the system of equations

-6x+3y=-39 -6x-3y=-21 solve the system of equations
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-6x+3y=-39 -6x-3y=-21 solve the system of equations

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User Oday Salim
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2 Answers

5 votes
The answer is the one on top
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User Scenia
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9.0k points
5 votes

Answer:

x=5,y=-3

Explanation:


\left \{ {{-6x+3y=-39} \atop {-6x-3y=-21}} \right. \\-12x=-60\\12x=60\\x=(60)/(12) \\x=5


-6(5)+3y=-39\\-30+3y=-39\\3y=-39+30\\3y=-9\\y=-(9)/(3) \\y=-3

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User Peakmuma
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7.7k points
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