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Maths Puzzle
Numerical Ability
y/5 + 9 = 6
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book Other Question
Square root of (2x-3) + x = 3
if you were to use Gauss-Jordan elimination on the following linear system, what would the augmented matrix be?
3w-x=2y+z-4
9x-y+z=10
4w+3y-z=7
12x+17=2y-z+6