9514 1404 393
Answer:
-31/15
Step-by-step explanation:
Put the numbers in the expression and do the arithmetic.

__
Your graphing calculator can probably help with this.
Answer:
Yes
Step-by-step explanation:
The amount of money Albert receives is described by the expression

The graph is shown below.
To determine if the relation is a function, we can use the vertical line test:
If a vertical line crosses the graph more than once in any location, the relation is not a function.
We see that at no place will a vertical line intersect the graph more than once.
The relation is a function.
Answer:
because they made a mistake
Answer:
d. The average is equal to 12 ounces.
Step-by-step explanation:
In this problem, the drink filling machine must be perfectly calibrated at 12 ounces since it needs to be shut down in cases of overfilling (mean > 12 ounces) and underfilling (mean < 12 ounces). Therefore, the correct approach would be to test if the mean is 12 ounces and the correct set of hypothesis would be:

The correct alternative is d. The average is equal to 12 ounces.
Answer: The equation for the graph is x = -4.