Respuesta :

Answer:

50a-10

Step-by-step explanation:

because 5 x 10a = 50a then 5 x -2 = -10 because a negative x positive = negative

rayvendorfe

Answer: 50a-10

Step-by-step explanation: It's the Distributive Property.

5 times 10a is 50a

5 times -2 is -10

50a-10

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