What is 9m-28=2m explain

asked May 9, 2015 114k views

4 votes

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3 votes

9m-28=2m
9m-28-2m=2m-2m
(9m-2m)-28=0
7m-28=0
7m-28+28=0+28
7m=28
(7m)/7 = 28/7
m=4

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6 votes

Subtract 2m on both sides, which leaves you with 7m=-28, divde -28 with 7 and equals to -4
-4=M

Steward answered May 16, 2015

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