Simplify the expression.-5(8r + 8) + 5(10r + 3)
A. 10r - 25
B. -80r
C. 3r + 3
D. 10r + 8
Answer: A
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Solve.49t3 + 20t = 84t2
A. 
, 
B. 
, 
C. 0, 
, 
D. 0, - 
, - 
Let U = {all soda pops}, A = {all diet soda pops}, B = {all cola soda pops}, 
and 
Describe the set in words.(A ? B) ? C'
A. All diet and all cola soda pops not in cans B. All non-diet, non-cola soda pops not in cans C. All diet cola soda pops not in cans D. All cola soda pops not in cans
Solve the problem.Going into the final exam, which will count as three tests, Jerome has test scores of 61, 72, 59, 75, and 77. What score does Jerome need on the final in order to earn a C, which requires an average of 70?
A. 72 B. 75 C. 70 D. 68
Make the indicated temperature conversion. Round answers to one decimal place if necessary.Convert 83°F to Celsius.
A. 28.3°C B. 117.4°C C. 181.4°C D. 63.9°C