Question

What is the value of x in the equation 2 ?
–24
–12
12
24

Answer 1

equation

Answer 2

hmm linear algebra

Answer 3

Well the entire thing is screwed up or the picture is wrong. Technically the answer to that picture should be:\[\left[\begin{matrix}-2 & 15 \\ 2 & -2\end{matrix}\right]\]Where 15 is X but thats obviously not a choice..

Answer 4

sorry lasttccasey have better idea than mine

Answer 5

It appears to be a matrix but none of the math is adding up so I don't know how to help him really. TI-83 doesn't lie :)

Answer 6

k

Answer 7

help Her*

Answer 8

Her* my apologies

Answer 9

try some row operations