# Find the absolute value of the following numbers. a. abs(7)=? b. abs(-7)=? c. -abs(7)=? d. -abs(-7)=?

Find the absolute value of the following numbers.
a. $|7|=$?
b. $|-7|=$?
c. $-|7|=$?
d. $-|-7|=$?
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Step 1 : Analysis
Given :
a. $|7|$
b. $|-7|$
c. $-|7|$
d. $-|-7|$
Step 2 : Simplification
a. $|7|$
We know that the absolute value of any number is always positive,
$|7|=7$
b. $|-7|$
We know that the absolute value of any number is always positive,
$|-7|=7$
Step 3 : Solution
c. $-|7|$
We know that the absolute value of any number is always positive,
$-|7|=-7$
d. $-|-7|$
We know that the absolute value of any number is always positive,
$-|-7|=-7$