change the mixed numbers to improper fractions and multiply the numerators / denominators
10 
= 
× = = 1110 
(1/12)X = 6800
6800/ (1/12) = X
X = 81600 (hours)
6800 (6.8 * 10^3) divided by 1/12 (12^-1) equals 81600. It will take 81600 hours for the pool to completely empty at a rate of 0.833333333 or 12^-1 gallons per second.
Answer:
-26.5
Step-by-step explanation:
-12.3 - 14.2 =
in addition or subtraction, if the signs are alike, u add them and keep the same sign
so, -12.3 - 14.2 = - 26.5
but dont get this rule confused with multiplying or dividing...because those have different rules
