Answers

2016-03-30T01:54:07+05:30
8m+9 = 7m+8
8m-7m = 8-9
m = -1
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2016-03-30T07:48:58+05:30
8m + 9 = 7m + 8

Subtract 7m on both sides.

8m - 7m + 9 = 7m - 7m + 8

8m - 7m + 9 = 8

m + 9 = 8

Subtract 9 on both sides.

m + 9 - 9 = 8 - 9

m = 8 - 9

m = -1

Your solution is m = -1.
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