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_irawk_Best ResponseYou've already chosen the best response.0
what are you stuck on?
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
solve the first equation for x and substitute into the last two equations... then solve those two equations for y and z
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
"solve the first equation for x" move all the terms without 'x' in them to one side of the equal sign
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
"substitute into the last two equations." 6x2yz=16  > 6(yz+12) 2yz=16 3x+4y+2z=28 > 3(yz+12) 4y+2z=28
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
do some basic algebra to simplify... what are you left with?
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
two equations with two unknowns...
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
solve them the same way we just 'solved' for x...
 one year ago

Algebraic!Best ResponseYou've already chosen the best response.1
solve one equation for z or y.... substitute into the other equation.
 one year ago
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