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liliy
 3 years ago
MATRIX: solve for x's:
liliy
 3 years ago
MATRIX: solve for x's:

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liliy
 3 years ago
Best ResponseYou've already chosen the best response.02a 6c=8 b+2c=3 3a+6b2c=4

liliy
 3 years ago
Best ResponseYou've already chosen the best response.0i changed the x's to a,b,c so its easier:)PLZ HELP!!!

javawarrior
 3 years ago
Best ResponseYou've already chosen the best response.0are you familiar with row operations?

javawarrior
 3 years ago
Best ResponseYou've already chosen the best response.0this what your matrix should look like

liliy
 3 years ago
Best ResponseYou've already chosen the best response.0i did it but i wanna make sure i got the right answers

javawarrior
 3 years ago
Best ResponseYou've already chosen the best response.0 1 0 0  19.6   0 1 0  7.4   0 0 1  5.2 __

javawarrior
 3 years ago
Best ResponseYou've already chosen the best response.0wait for some one else to solve it, i could be wrong :)

javawarrior
 3 years ago
Best ResponseYou've already chosen the best response.0if you substitute back my answers into the equations they work, so its right.

phi
 3 years ago
Best ResponseYou've already chosen the best response.1If we start with this matrix 2 0 6 8 < divide this row by 2 to simplify it 0 1 2 3 3 6 2 4 1 0 3 4 < multiply this row by 3 and add to the 3rd row 0 1 2 3 3 6 2 4 1 0 3 4 0 1 2 3 0 6 7 8 < we added 3 0 9 12 to the 3rd row 1 0 3 4 0 1 2 3<multiply by 6 and add to the 3rd row 0 0 5 10 1 0 3 4 0 1 2 3 0 0 1 2 <divided by 5 now back solve

liliy
 3 years ago
Best ResponseYou've already chosen the best response.0woohooo @phi SO I GOT IT RIGHT???
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