Electricity costs $2 for each of the first 16 kilowatt hours, and $0.075 per kilowatt hour thereafter. What would be the cost fo
2 answers:
You might be interested in
Answer:
The inequality is
Step-by-step explanation:
Given:
The inequality to solve is given as:
Now, in order to solve it for 'x', we need to isolate 'x' on one side of the inequality.
<em>Adding -8 on both sides, we get:</em>
<em>Dividing both sides by 6, we get:</em>
Therefore, the inequality for 'x' is given as:
So, 'x' include all the values that are greater than -1.
Answer:
C. is incorrect.
Step-by-step explanation:
Calculate the percentages for each prize desired by the 50 students responding in the sample survey. See the attached image for this calculation. Multiply these percentages times the total student body of 225 students to determine the likely selection for each prize (on the attachment).
A. is correct (126 students)
B. is correct
C. is incorrect. The total is (54 + 27) = 83
D. is true
Answer:
In a nutshell, .
Step-by-step explanation:
A composition is operation between function that consist in replacing the independent variable of the first function, in this case, for
. Common notations for composition between functions are
and
. If we know that
and
, then
.
In a nutshell, .