Callie surveyed 40 students at her school to see how many have dogs and/or cats. She found that 40% of students who have dogs, d
on't have cats.
2 answers:
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Answer:
(x) = x + 7
Step-by-step explanation:
Let y = f(x) and rearrange making x the subject, that is
y = x - 7 ( add 7 to both sides )
y + 7 = x
change y back into terms of x, then
(x) = x + 7