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krkofsky
 2 years ago
Best ResponseYou've already chosen the best response.0For the last equation, did you mean to write x2y+2z=1?

amistre64
 2 years ago
Best ResponseYou've already chosen the best response.0scale the top equation to eliminate the same variables in the bottom 2 this turns the solution process into a system of 2 eqs with 2 unknowns scale one to eliminate the a variable in the other which creates a system of 1 eq with 1 unknown solve the unknown and work it back up thru the others
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