15 Select one: A. f(x)=−4x+12 B. f(x)=3x+2 C. f(x)=x−9 D. f(x)=−5x−1
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We know that Ava is paying $2 dollars per week so if L is the money that she owes and t is the number of weeks, and I is the initial debt so we can write an equation like:
Now we can replace the info we have to find the value of I so:
and we solve for I
So the final equation will be: