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>
86 and 95; 8+6=14 and 9+5 also =14. The tens value for both of these numbers are also higher than their ones place.
Answer:
403
Step-by-step explanation:
Simply multiply 0.65 and 620 together to get 403 as your answer.
I hope this helps you
1) isosceles right triangle (45-45-90 degree)
2) square
3) rectangle prism