SOLUTION: Find the value of x in the matrix equation.
[ -8 -14 -2x ] - ([ -19 17 -1 ] + [ 14 13 -2 ]) = [ -3 -44 -9 ]
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Question 1035718: Find the value of x in the matrix equation.
[ -8 -14 -2x ] - ([ -19 17 -1 ] + [ 14 13 -2 ]) = [ -3 -44 -9 ]
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
For the third coordinate we must have -2x - (-1) - (-2) = -9 ==> -2x + 1 + 2 = -9
==> -2x = -12 ==> x = 6.
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