SOLUTION: solve 2x+y=-1
y=x+8
using the substitution method
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Question 773363: solve 2x+y=-1
y=x+8
using the substitution method
Answer by Tatiana_Stebko(1539) (Show Source): You can put this solution on YOUR website!
Substitute into the first equation of the system
Substitute into
- the solution of the system
Check the answer
- correct
Answer: (-3, 5)
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