Alexa is a songwriter who collects royalties on her songs whenever they are played in a commercial or a movie. Alexa will earn $
20 every time one of her songs is played in a commercial and she will earn $110 every time one of her songs is played in a movie. Alexa earned a total of $340 in royalties on 8 commercials and movies. Write a system of equations that could be used to determine the number of commercials and the number of movies on which Alexa's songs were played. Define the variables that you use to write the system.
2 answers:
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Answer:
Step-by-step explanation:
Common denominator: 18
-14/18 + 11/18
= -3/18
Reduce:
-1/6
Answer:
20 unit²
Step-by-step explanation:
A trapezium is given to us on the grid and we need to find out the area of the trapezium . In order to find the area , we need to find the measure of the parallel sides and the distance between the parallel sides.
<u>From </u><u>the</u><u> </u><u>grid</u><u> </u><u>:</u><u>-</u>
Now here we got the two parallel sides of the trapezium and the distance between the two parallel sides. Now we can find the area as ,
Answer:
slope = 40
Step-by-step explanation:
Calculate the slope m using the slope formula
m =
with (x₁, y₁ ) = (2, 80) and (x₂, y₂ ) = (4, 160) ← 2 points on the line
m = =
=
= 40