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psirockin2:
Help with a math problem? It's Matrices and stuff (Seriously please help... MyMathLab is mean)
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psirockin2:
That's the question
psirockin2:
I know that x+y+z=40,000 and that 0.02x+0.04y+0.06z=1,520 and that z=x/2 I just don't know what to do with them
psirockin2:
Do I turn each of those into a matrix and type them into the calculator?
imqwerty:
you can solve system of linear equations with matrices
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