|x| basically means the count of how far from zero. It will always be a positive number.
So the answer is A. |-20| < 20
because 20 is not greater than 20
Answer:
y = 4x -5
Step-by-step explanation:
y = mx+b
m = slope
b = y-intercept
so y= 4x -5
Answer: Water self-ionizes to form an equilibrium system that has [H3O+]=1.0 x 10-7 M.
Step-by-step explanation:
Answer: 0.9147
Step-by-step explanation:
Step-by-step explanation:
Given : A manufacturer knows that their items have a normally distributed lifespan with
Let x be the random variable that represents the lifespan of items.
z-score :
For x= 9
Now by standard normal distribution table, the probability it will last longer than 9 years will be :-
Hence, the probability it will last longer than 9 years = 0.9147
Answer:
-$45
Step-by-step explanation:
INTERGER can said to represent a whole number in which this numbers can either be a positive INTERGER or a negative INTERGER. Therefore Based on the information if after using his bank card, his bank account was debited with the amount of $45 which means that the $45 that was debited will represent a NEGATIVE amount because it has lessen the amount in his bank account.
Therefore to represent the amount of $45 that was debited from his bank account using an INTERGER it will be -$45.