Respuesta :

Answer:

The value of m = -2 .

Step-by-step 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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