Decide whether the proportion is true or false.
= 
A. True
B. False
Answer: A
Mathematics
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Solve the problem.Use Newton's Law of Cooling to find the temperature in the following case. A loaf of bread is removed from an oven at 
and cooled in a room whose temperature is 
. If the bread cools to 
in 20 minutes, how much longer will it take the bread to cool to 
A. ? 26 minutes B. ? 7 minutes C. ? 6 minutes D. ? 18 minutes
Mathematics
Provide an appropriate response.Simplify: y5(y3)2
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve by substitution and check.2x + y = -10 y = 2x - 2
A. (-2, -6) B. (-6, 2) C. (-3, -8) D. (-6, -2)
Mathematics
Factor by grouping.2x - 10 + xy - 5y
A. (x - 5y)(2 + y) B. (x - 5)(2 + y) C. (y - 5)(2x + y) D. (y - 5)(x + 2)
Mathematics