<span>(Problem Number Five Answer: Simplify exponent so you get -3)
(Problem Number Seven Answer:
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Step 1: Simplify brackets

Step 2: <span>Gather like terms
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Step 3: Use Product Rule

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Step 4: </span>Simplify 2+1 to 3

Step 5: Simplify 3 + 1 to 4

Step 6: <span>Simplify
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Done! :)
(Problem Number 9 answer: Simplify the exponent so you get -5 )
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Answer: D
80 000 > 0,00004
80 000 : 0,00004 = 2 000 000 000
2 000 000 000 = 2*10^9
Answer:
10 months
Step-by-step explanation:
each month he makes $200.00 so it would take 10 because 10x 200 = 2000
so 10 months
Answer:
Therefore, x = -2m+4/-n-1
Answer:
See the explanation below.
Step-by-step explanation:
Percentage of all the students landing point up 
Percentage of student ten landing point up 
Required Difference 
