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uysha
[10]
3 years ago
11
3m - (7m+12) =2 (m-3)
Mathematics
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1
answer:
viktelen
[127]
3 years ago
7
0
Remove parentheses
3m - 7m+12 = 2 m-3
collect like terms
3m-7m-12 = 2m-6
move terms
-4m - 12 = 2m-6
collect the like terms and calculate
-4m-2m = -6+12
divide both sides by -6
-6m=6
m= -1
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