exam Maths Puzzle Numerical Ability

I need to solve this problem by using the linear combination method. Here is the equation: 3x+2y-z=8
-3x+4y+5z=-14
x-3y+4z=-14
If you can pl

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exam Other Question

1.)Given the following radical, write it in simplest radical form:
square root 54x^6 y^4 z^2

2.)2.) For the problem below make sure that you answer each part.
Perform the in
1)2x-5/(x-2)(x+6)over/divided by x^-2x+1/(x-2)(x+6)=?

2)4ab*b*b*b*b/a+b/6a^b*b*b*b=?