1st equation: 6m +5v = 56
2nd equation: 2m + 3v = 26
multiply 2nd eq. by 3
3rd equation = 6m +9v =78
subtract 1st from 3rd: 4v = 22
v = 22/4 = 5.5 so videos cost 5.50 each
now use 1st eq. to solve for m:
6m +5(5.50) = 56 =
6m + 27.50 = 56=
6m = 28.5
m = 28.5/6 = 4.75 each movie
video cost 5.50
movie cost 4.75
Answer:
y = 27
Step-by-step explanation:
Given
y = 3x² ← substitute x = 3
y = 3(3)² = 3(9) = 27
4. 22
5. 37
6. 108
7. 494
8. 168
I am not sure what seven is since the picture has cropped it out, sorry. Hope this helps!
Happy learning! - Ann
Answer:
its -9/5 because the slope is going down
Answer:
<h2>-70</h2>
Step-by-step explanation: