1.2.41
tavon has a gift card for $175 that loses $4 for each 30 day period it is not used. he has another gift card for $155 that loses $3.50 for each 30-day period it is not
used.
a. write and solve an equation for the number of 30-day periods until the value of the gift cards will be equal.
b. what will the value of each card be when they have equal value?
can be used to find the number of 30-day periods until the values of the gift cards will be equal.
fy is the number of 30-day periods, then the equation