Question

Verify that –(–x) = x for

x = 7/15



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Answer 1

Let's solve for t.

$\mathrm t−(−x)=x$

Step 1: Add -x to both sides.

$\sf r+x+−x=x+−x$

$\textit t=0$

Answer:

$t=0$

Answer 2

Answer:

Here is your answer.

Sorry for bad handwriting.

and for poor quality.