Solve the Problem $$\text { Average Credit Card Debt, Selected Households }$$

Solve the problem.
-The figure represents the average credit card debt for selected households in Silerville. $$\text { Average Credit Card Debt, Selected Households }$$

Let y represent the credit card debt in dollars. Let x represent the year, where x = 0 corresponds to the year 1990, x = 4 represents 1994, and so on.
a. Use the ordered pairs given in the graph, (0, 3844) and (16, 8304) to find a linear equation to estimate the
Average credit card debt versus the year. Round the slope to the nearest tenth.
b. Use the model from (a) to estimate the average debt in 1,997. Round to the nearest dollar.

A) a. $y = 278.8 x + 3,844$
b. $\$ 5,796$ in 1,997

B) a. $y = 278.8 x + 3,844$
b. $\$ 5$ in 1,997

C) a. $y = 362.44 x + 3,844$
b. $\$ 6,353$ in 1,997

D) a. $y = 362.44 x + 3,844$
b. $\$ 6,381$ in 1,997