If f(x) = 7x − 1, what does f(12) represent?
2 answers:
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A = number of calls the first evening
b = = number of calls the second evening
c = number of calls the third evening
we know that she received a total of 99 calls, thus whatever "a", "b" and "c" are, we know that a + b + c = 99.
"<span>The third evening, she received 4 times as many calls as the first evening"
c = 4a
"</span><span>The second evening, she received 9 more calls than the first evening."
b = a + 9
</span>
<span>
and surely you know how much that is. Well, she got that many the first night.
how many the second night? well b = a + 9
what about the third night? well, c = 4a.</span>
b = = number of calls the second evening
c = number of calls the third evening
we know that she received a total of 99 calls, thus whatever "a", "b" and "c" are, we know that a + b + c = 99.
"<span>The third evening, she received 4 times as many calls as the first evening"
c = 4a
"</span><span>The second evening, she received 9 more calls than the first evening."
b = a + 9
</span>
<span>
and surely you know how much that is. Well, she got that many the first night.
how many the second night? well b = a + 9
what about the third night? well, c = 4a.</span>