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Solve with substitution
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Solve with substitution

Solve with substitution-example-1
User Chris Brown
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2 Answers

3 votes
-2*3=-6. x+(-6)=15
Hope this helped.
User Lefteris
by
8.2k points
5 votes
I hope this helps you


y=-2x


x+3.(-2x)=15


x-6x=15


-5x=15


x=-3


y=-2.-3=6
User Catree
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8.2k points
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