Solve the equation.
= -2 - (-6)
A. 16
B. -8
C. 8
D. 4
Answer: C
Mathematics
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Provide an appropriate response.Without using a calculator, determine which of these numbers is larger: 
or 8
.
What will be an ideal response?
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Solve the problem.A certain radioactive isotope decays at a rate of 2% per 100 years. If t represents time in years and y represents the amount of the isotope left then the equation for the situation is 
In how many years will there be 93% of the isotope left?
A. 253 years B. 350 years C. 363 years D. 700 years
Mathematics
A circle can be inscribed within or circumscribed about any regular polygon.
Answer the following statement true (T) or false (F)
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Write the number in scientific notation.5,600,000
A. 5.6 × 106 B. 5.6 × 105 C. 5.6 × 10-6 D. 5.6 × 10-5
Mathematics