A cable company charges $80 a month for service and $4 for each on-demand movie watched.
1 answer:
Answer:
y= 4x + 80
Step-by-step explanation:
the variable that keeps adding up for example if you keep watching movies it'll add up is always the x
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First piece is x
second piece is y. y=4x
third piece is z. z=3y=12x
x+y+z=680
x+4x+12x=680
17x=680. x=40cm y=160cm. z=480cm
Answer: 74/25
Step-by-step explanation:
Answer:
1.
d + 7 > (7d + 3)/3
3d + 21 > 7d + 3
18 > 4d
d < 18/4
d < 9/2
d < 4.5
2.
36 - 2n < 1/3 * n + 15
36 - 15 < 2 1/3 * n
21 < 7/3 * n
21 * 3/7 < n
9 < n
n > 9
<span>0.0007 is the answer</span>
Answer:
Step-by-step explanation:
