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Anonymous Anonymous
  • 01-12-2015
  • Mathematics
Answered

7(m-12)=5m

A-7
B6
C42
D-42

Verified Answer :

Exvited
Exvited Exvited
  • 03-01-2016

\(7(m-12)=5m \\ \\ 7m - 84 = 5m \\ \\ -84 = 5m - 7m \\ \\ -84 = -2m \\ \\ \frac{-84}{-2} = m \\ \\ \frac{84}{2} = m \\ \\ 42 = m \\ \\ m = 42 \\ \\ Answer: \fbox {m = 42}\)

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TSO
TSO TSO
  • 04-01-2016

7(m-12) = 5m

7m - 84 = 5m

2m - 84 = 0

2m = 84

m = 42

The answer is C) 42

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