chandislilly
chandislilly
12-01-2015
Mathematics
Answered
PLEASE DON'T SKIP
Solve.
Answer :
AL2006
AL2006
12-01-2015
(7z - 1) / 2 = 3z - 2
Multiply each side by 2 : (7z - 1) = 2 (3z - 2)
7z - 1 = 6z - 4
Subtract 6z from each side: z - 1 = -4
Add 1 to each side:
z = -3
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