Solve the problem.To convert a Fahrenheit temperature to a Celsius temperature, we subtract 32 from the Fahrenheit temperature and then multiply the result by 
. The average temperature on a planet in a solar system is 50°F. What is this temperature in degrees Celsius?
A. 14°C
B. -4.2°C
C. 10°C
D. 122°C
Answer: C
Mathematics
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Evaluate the expression.(-2)0
A. 0 B. 1 C. -2 D. -1
Mathematics
Find the slope of the line containing the given points. Simplify if possible.(3, 0) and (0, 7)
A. - 
B. - 
C. 
D. 
Mathematics
Solve the problem.For a dial-up service between two cities, a telephone company charges 105 cents for the first minute and 
for each additional minute (or fraction thereof). Write an equation such that y, the total cost of the call in cents, is expressed in terms of x, the length of the call in minutes for 1 ? x ? 8.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the values of x and y.
= 
A. x = -6, y = 2 B. x = 9, y = 2 C. x = 6, y = 7 D. x = 6, y = -2
Mathematics