15/5 is 3
So then you change the equation to be 12=15z-3 ( don’t forgot the negative sign)
Move the constant to the right side and change the sign
-15z= -3 -12
-3-12 is -15
Divide -15z= -15
Your final answer will be z= 1
Answer:
es verdad pero 3 nomas puede ser dividido por 3 o 1
Step-by-step explanation:
I have no clue but using division may be an option
Answer:
Tom will need
gallons of fruit drink.
Step-by-step explanation:
Hint- This question can be solved by unitary method.
Tom has a recipe for punch that calls for
gallon of fruit drink.
i.e for 1 batch of the punch Tom needs
gallon of fruit drink.
For
batch of the punch Tom needs
gallons of fruit drink.
Therefore, Tom will need
gallons of fruit drink.
Answer: The length of approximately 68% of all pig pregnancies will fall between <u>109 days</u> and <u>119 days</u>.
Step-by-step explanation:
According to the empirical rule , 68% of the population falls within one standard deviations from the mean.
Given : For pigs, the length of pregnancies varies according to a normal distribution with a mean of 114 days and a standard deviation of 5 days.
According to the Empirical Rule, the length of approximately 68% of all pig pregnancies will fall between
days and
days .
i.e. the length of approximately 68% of all pig pregnancies will fall between <u>109 days</u> and <u>119 days</u>.