Provide an appropriate response.In your own words, describe the procedure for adding any two rational expressions.
What will be an ideal response?
If the denominators are the same, add the numerators and write the sum over the denominator. Simplify, if possible. If denominators are different, first rewrite the expressions with a common denominator, then proceed as above.
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Find the sum of the series.
A. 
B. 
C. 
D. 
Find the number or numbers.If -2 is added to a number and the sum is doubled, the result is 12 less than the number. Find the number.
A. -8 B. 14 C. 16 D. -16
Solve the problem.The formula for converting Celsius temperature, C, to Fahrenheit temperature, F, is 
If Fahrenheit temperature ranges from 131° to 248°, inclusive, what is the range for the Celsius temperature?
A. [268°C, 478°C] B. [55°C, 120°C] C. (268°C, 478°C) D. (55°C, 120°C)
Solve the mixture problem.In a chemistry class, 8 liters of a 4% silver iodide solution must be mixed with a 10% solution to get a 6% solution. How many liters of the 10% solution are needed?
A. 4 liters B. 3 liters C. 8 liters D. 5 liters