Question: For the following exercises, solve each system by substitution. 4x+6y +9z=0 -5x+2y-6z= 3 7x - 4y + 3z = -3

For the following exercises, solve each system by substitution.

4x+6y +9z=0 -5x+2y-6z= 3 7x - 4y + 3z = -3

4x+6y +9z=0 -5x+2y-6z= 3 7x - 4y + 3z = -3

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