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use cramers rule to solve the equation

0 votes

8x-3y=5 2x+9y= -2

asked Jul 29, 2014 in PRECALCULUS by anonymous

1 Answer

0 votes

Cramer's rule

The equations are 8x - 3y  = 5 and 2x + 9y = - 2

Write the equations into matrices form AX  = B .

is Coefficient matrix , is variable matrix and is Constant matrix.

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Solution image

answered Jul 29, 2014 by david Expert

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