Answer:
The value of m = -2 .
Explanation:
=> -3(2m-7)=5(m+8)+3
=> -6m+21 = 5m+40 +3
=> -6m+21 = 5m +43
=> 21-43 = 5m+6m
=> -22 = 11m
=> -22/11 = m
=> m = -2
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