Answer: x = 5
Step-by-step explanation:
Want me to show this, or did you just want the answer?
Answer:
29
(x+12) + 100 + x = 180
2x + 112 = 180
Subtract 112 from both sides
2x = 58
Divide 2 from both sides
x = 29
Your answer is B F(x) * (0.5)^x