How do I solve the following literal equations?

a=1/2xyz solve for z
3x + y =7 solve for x

2007-03-05 03:49:45 · 2 answers · asked by maconjoanne 2 in Science & Mathematics ➔ Mathematics

z= 1/2xya
x=1/3*(7-y)

2007-03-05 04:02:19 · answer #1 · answered by santmann2002 7 · 0⤊ 1⤋

For the first, muliply by 2, then divide by xy.

For the second, subtract y, then divide by 3.

2007-03-05 06:24:38 · answer #2 · answered by Anonymous · 0⤊ 0⤋

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