Question

Chris withdraws $7.50 per week from his savings account. After 15 weeks, the balance in the account is $585.

Answer 1

Y-585 = -7.5(x-15)

y = -7.5x - 7.5(-15) + 585
y = -7.5x + 697.50

C = -7.5(52) + 697.50 = $307.50