Answer:
They will buy 4 hotdogs and 3 drinks
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
sub in x = -7 into the equation
f(-7) = |-14-4| = |-18| = 18
30÷4=7.5
45÷7.5=6
you will need about 6 gallons of water to fill it.
To find the margin of error, multiply the z-score by the standard deviation, then divide by the square root of the sample size.The z*-score for a 90% confidence level is 1.645.The margin of error is 0.20.The confidence interval is 48.3 to 48.7.48.8 is not within the confidence interval.