Answer:
4 +7x
Step-by-step explanation:
You want the additive inverse of -4-7x.
Additive inverse
The additive inverse of an expression is the value that gives zero when added to the expression. It is the expression multiplied by -1.
-1 · (-4 -7x) = 4 +7x
The additive inverse is 4 +7x.
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Additional comment
(-4 -7x) + (4 +7x) = 0
