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OpenStudy (anonymous):
HELP! Use substitution to solve this system of equation. Write each solution as an ordered triple, (x,y,z). x+y+z=3 y= 4x z= -2x
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OpenStudy (anonymous):
replace (y\) by \(4x\) and \(z\) by \(-2x\) in the first equation to get \[x+5x-2x=3\] then solve for \(x\)
OpenStudy (anonymous):
Im sorry, what? I didnt get it, it say's its a (Math Processing Error) D:
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