SOLUTION: System of Equations by Substitution
Solve each system by substitution.
7x+y=0
2x-y=9
Algebra.Com
Question 347108: System of Equations by Substitution
Solve each system by substitution.
7x+y=0
2x-y=9
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
.
.
.
From eq. 2,
Substitute into eq. 1,
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