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>
Answer:
<em>x</em> = Total meal cost
<em>y</em> = Total cost-plus tip
113% * <em>x</em> = <em>y</em>
Where is the picture ?? I don’t understand ok
Answer:
17.5
Step-by-step explanation:
