SOLUTION: What is the solution of the system? Use substitution. x = y + 2 8y = 7x - 9 z = 6x - 4y

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Question 1148269: What is the solution of the system? Use substitution.
x = y + 2
8y = 7x - 9
z = 6x - 4y

Answer by josgarithmetic(39617)   (Show Source): You can put this solution on YOUR website!
Use the first two equations to find x and y. Use these results to find z in the last equation. You see that first two equations do not contain z.





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