Im probably wrong but i think you would do -4 - 7 + 3 = -8
Answer:
Step-by-step explanation:
1 = quadratic
2 = quadratic
3 = linear
4. quadratic
hope it is correct :D
20 = 40e^-0.1446t
e^-0.1446t = 0.5
t = ln 0.5 / -0.1446
t = 4.8 days
If Tim is 2 more than twice angies age, Tim is 42.