If a = -2.6, what is the value of -a

if a = -2.6

then -a = -(-2.6)

so -a =2.6

-2.6 + -2.6= 5.2right? Or am I looking at this wrong?

jhfdergmllm: $"$& (& #@$& () 9887¥€¢£`~¥°℅™℅℅℅=

step-by-step explanation:

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you didn't give me the choices, so i will just give you the graph so you can look at your choices and choose the right one.