Answer:
48
Step-by-step explanation:
All you got to do is add all of them together
(x+6)(x-6) is the corrector factoring if what you meant was x^2-36
Answer:
1/5
Step-by-step explanation:
probability = favorable outcomes/total outcomes
4, 8, 12 are multiples of 4, so there are 3 favorable outcomes.
There are 15 total outcomes.
Make the fraction
3/15
reduce by 3
1/5
Answer:
r represents the rate the electric company charges per kilowatt-hour.
Step-by-step explanation:
r represents the rate the electric company charges per kilowatt-hour.
Total charged to Zhao was 63.25 out of which 3.50 is administrative charge (fixed).
- Total charge consists of "administrative charge" + "charge per kilowatt hours*hours used
- The equation is given as 63.24 = 3.5 + 800r
<u>Matching the "word equation" with "mathematical equation", we see that 800 is the hours used and r is the charge per kilowatt hour.</u>