Ashley posts 17 status updates on her Facebook wall each day . Roberto posts 21 status updates on his Facebook wall each day .
2 answers:
Let x be the number of days.
If Ashley posts 17 status updates each day, then after x days Ashley posts 17x status updates.
If Roberto posts 21 status updates each day, then after x days Roberto posts 21x status updates.
Part A. The combined number of posts for Ashley and Roberto after x days is:
17x+21x.
Part B. The difference between number of posts for Ashley and Roberto after x days is:
21x-17x.
A= 17x
R= 21x
combined: 17x+21x
21x-17x
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Step-by-step explanation: it gave me the right answer after.
I believe its 21 sorry if im wrong
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V=Length x width x height
The domain is the input values, which are the x values.
The x values in the given pairs are: 8, 0,4,-3
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