Question

Solve the system using any method: x+4y+5z=−37 3x+15y+21z=−144 2x+11y+17z=−110 Answers; x= y= z= Hint: If you...

Solve the system using any method:

x+4y+5z=−37

3x+15y+21z=−144

2x+11y+17z=−110

Answers;

x=

y=

z=

Hint: If you wish, you may perform each of the following row operations in the order specified and then solve the above system.

First: R2−3R1→R2R2−3R1→R2,
Second: R3−2R1→R3R3−2R1→R3,
Third: R3−R2→R3R3−R2→R3.

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We will solve the given system of equation as

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