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BArBecuban BArBecuban
  • 14-01-2016
  • Mathematics
Answered

What is the solution to the equation -5 =8m +12 /4

Verified Answer :

taskmasters
taskmasters taskmasters
  • 14-01-2016

m = -1

-5 = 8m + 12/4
-5 - 12/4 = 8m
4(-5) - (12/4) = 4(8m)  
 
*to remove the denominator, multiply each figure by 4.

-20 -12 = 32m
-32 = 32m
-32/32 = 32m/32
-1 = m

m = -1

To check:

-5 = 8m + 12/4
-5 = 8(-1) + 3
-5 = -8 + 3
-5 = -5

Answer Link
Exvited
Exvited Exvited
  • 14-01-2016

\(-5 =8m + \frac{12}{4} \\ \\ -5 = 8m + 3 \\ \\ -5 - 3 = 8m \\ \\ -8 = 8m \\ \\ - \frac{8}{8} =m \\ \\ -1 = m \\ \\ m = -1 \\ \\ Answer: \fbox {m = -1}\)

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