A negative plus a negative equals a negative so it's just -17
Divide 6 by 1/3. I don't know what you are asking.
The best estimate of the sum of the expression given is 
What is a Fraction ?
A fraction is written as p/q , where q
0
It is asked to determine the sum of the fraction
31/4 + 17/3 + 8/18
Taking the LCM of 4 , 3 , 18
LCM of 4 , 3 ,18 is 36
Therefore

(279+204+16) /36
499 / 36

Therefore the best estimate of the sum of the expression given is
.
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Answer:
Deon spent 1/10 of an hour more on chemistry than on math
Step-by-step explanation:
BCD Are All Correct
Hope This Helps