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w-a+12
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w-a+12
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w+6-a-\left(-6\right)
To find the opposite of a-6, find the opposite of each term.
w+6-a+6
The opposite of -6 is 6.
w+12-a
Add 6 and 6 to get 12.
w+6-a-\left(-6\right)
To find the opposite of a-6, find the opposite of each term.
w+6-a+6
The opposite of -6 is 6.
w+12-a
Add 6 and 6 to get 12.
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