2 feet to 3 yards
i divided both sides by 7
1200 (1+.8 * 30/12) = 1740.00
1740.00 - 1200 = $540
Log (x) = 3
10^3 = x
x = 1,000
Average rate of change is defined by (y^-y)/(t^-t) where the ^ means the final(so final y and final t)
So you'd do (8.75-2.75)/(12-4) which is 6/8 which is 3/4 of a dollar per week
