SOLUTION: How do you do problems like this: -[a(-7)]

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Question 7216: How do you do problems like this:
-[a(-7)]
Answer by elena21(2) About Me  (Show Source):
You can put this solution on YOUR website!
what this problem is saying is that it wants the opposite of "a" times "-7". so, first you do the inside of the brackets,a%2A-7 and get -(-7a)then you finish the problem by multiplying whats insid ethe parentheses by -1 to get your answer, which is 7a.