Solve the equation.2(2x + 10) = 2x - 12
A. x = -16
B. x = 16
C. x = -4
D. x = 4
Answer: A
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Your workout this morning burned 712 calories. After your workout, you take a walk that burns 255 calories per hour.
?
A: Find a formula that gives the total calories 
you burn in your morning workout plus 
hours of walking.
?
B: How long do you need to walk to burn a total of 1153 calories?
What will be an ideal response?
Simplify using the quotient-to-power rule.
5
A. 
B. 
C. 
D. 
The total worldwide box-office receipts for a long-running blockbuster movie are approximated by the function
?
where 
is measured in millions of dollars and 
is the number of months since the movie's release. What are the total box-office receipts after the first month? The second month? The third month? What will the movie gross in the long run (when 
is very large)?
?
A. After the 1st month: $40 million; after the 2nd month: $100 million; after the 3rd month: $138.5 million; in the long run: $200 million.
B. After the 1st month: $200 million; after the 2nd month: $138.5 million; after the 3rd month: $100 million; in the long run: $40 million.
C. After the 1st month: $40 million; after the 2nd month: $100 million; after the 3rd month: $138.6 million; in the long run: $200 million.
D. After the 1st month: $40 million; after the 2nd month: $100 million; after the 3rd month: $138.5 million; in the long run: $50 million.
E. After the 1st month: $50 million; after the 2nd month: $138.5 million; after the 3rd month: $100 million; in the long run: $40 million.
Use the graph to determine the function's domain and range. Write the domain and range in interval notation.
A. domain: (-?, ?) range: (-?, ?) B. domain: [5, ?) range: [-3, ?) C. domain: (-?, ?) range: [-3, ?) D. domain: (-?, 5) or (5, ?) range: (-?, -3) or (-3, ?)