0
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m = 5
m = -12
If: 7+3m = -29 then the value of m is -12
m = 4
-12=m+4 -16=m
1.92 m
M=15
7 - 14m
If 3m - 7 = 8, then m = 5
2m+7-m=-402m-m+7=-40m+7=-40m=-47
3
m = 3
(m + 5)(m - 1) = 7 m2 + 4m - 5 = 7 m2 + 4m - 12 = 0 (m + 6)(m - 2) m = -6, 2.