Respuesta :

Answer:

3.9

Step-by-step explanation:

2-5(5m-5)=73

2(5m-5)- 5(5m-5)=-73

10m-10- 25m-25

10m - 25m -10 +25

-15m- 10+25

-15m- 15=-73

-15m=-15+73

-15m=58

Divide both sides by-15m

=3.9