Keri is simplifying 5·10−3.

which could be the first step to use when simplifying the expression?
a) 5 · 10−3 = 5(10)^1/3
b) 5 · 10−3 = 1/50^3
c) 5 · 10−3 = 1/50^1/3
d) 5 · 10−3 = 5(1/103)

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

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