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Answer:
0
Step-by-step explanation:
Simplify the following:
a - a
Hint: | Look for the difference of two identical terms.
a - a = 0:
Answer: 0
The additive identity property states that for every number a, you have

You're showing this property when you write

Answer:
21.7%
Step-by-step explanation:
(25,550-19,990) / 25,550 = 5,560/25,550 = 0.217612524462 or 21.7% increase
Answer:
y = -5x + 1
Step-by-step explanation:
y - 6 = -5 (x + 1)
distribute -5 (x + 1) by multiplying
y - 6 = -5x - 5
than add 6 to both sides
y = -5x + 1