Answer:
Step-by-step explanation:
A = Pe^rt
A = 1.4P
r = 0.02
t = ?
e^0.02t = 1.4
ln both sides
0.02t = ln(1.4)
t = ln(1.4)/0.02
t ~ 16.8 years
1) 3x+3y-12
2) 4a-4b
4) 7t-98
5) 6x-54
7) 8m-4n
8) -3x+18y
0,55
