If a power adds a damage roll to a static damage power, is bonus damage applied?

In dnd 4e, if I have a +4 weapon and use concussive response and brutal barrage (+7 con), how much damage is applied?

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Hi Kayla, welcome to the site! Good first questions, please take a look around and take a look at the FAQ. – C. Ross Mar 11 '12 at 23:57