Final answer:
Since absolute values determine the distance between the number and the value whether the value is positive or negative. As distance is always positive.
Thus, |a| is always nonnegative, even though |a|=-a for negative values of a.
Step-by-step explanation:
Step 1
It is said that |a| is always nonnegative even though even though |a|=-a for negative values of a.
Step 2
This is because by the definition of an absolute value, any real number inside an absolute value symbol || will always be positive.
Answer:
x= 3.21
Step-by-step explanation:
25- 21.79= 3.21
the equation equals to 25 so you need to find what x is by subtracting the other value
Hope this helps
Answer:
0.14
0.29
0.21
0.27
18.38
0.83
Step-by-step explanation:
Answer: 200
Step-by-step explanation: all you have to is multiply 50 by 4 because 25 is a forth of 100% and 50 x 4 = 200.
Answer:

Step-by-step explanation:
1. Add the equations. The y's cancel out.

2. Embed x in either equation and find y.
