Answer:
b. 
f. 17 hours
Step-by-step explanation:
Charges for coming to my house = $68 (this will be the constant of the equation)
Amount charged per hour labor = $17
hours = h
Total amount paid to Mike = 357
The equation that represents this situation can be expressed as:

Solve for h
(subtraction property of equality)

(division property of equality)

Mike was in my house for 17 hours.
It cost $156.40 because 20% of 195.50 is $39.10 so you subtract that from the 195.50.
The answer is a. increase energy efficiency. This means that we now use less energy to do more thanks to many advances in technology. It could also be due to the use of alternative sources of power such as the sun or win. These new sources provide energy without causing pollution.
tbh google
Answer:
B because the length of R to U is 6x5
If there were 10 strawberry cupcakes then chocolate would have the same number as 10= 1/2. Then 2/4 can be simplified to 1/2 meaning that Rick are 1/2 of 10 and 1/10 is just one out of the 10 strawberry cupcakes.
Rick ate 5 Chocolate Cupcakes
Steward are 1 Strawberry Cupcake