monroe17
Determine the value of k for which the system has no solutions.
x+y+3z=3
x+2y2z=1
6x+13y+kz=9



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JayDS
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do you know how to solve simultaneous equations?

JayDS
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It's using the same concept but with three equations.

monroe17
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do i just solve for x, y, z?

JayDS
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yes u are right, but first focus on the first two equations.

monroe17
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multiply the first eq. by 2 tgo cancel the y

JayDS
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yes and then rearrange in terms of x or z, it's your choice.

monroe17
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huh?

JayDS
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I sent u a link in msg, go check it out.

JayDS
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It should be really easy to follow.