SOLUTION: write as an algebraic expression. the number of days in x weeks

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Question 96258: write as an algebraic expression.
the number of days in x weeks
Answer by tutorcecilia(2152) About Me  (Show Source):
You can put this solution on YOUR website!
There are 7 days in 1 week, so,
y=7x
or f(x)=7x
EXAMPLE: How many days are in 3 weeks?
f(3)=7(3)
f(3)=21 days in 3 weeks