Step-by-step explanation:
Since <em>a</em> is the final altitude after <em>t</em> minutes, we can plug in 21,000 for <em>a</em> in the given equation.
21,000 = 3400t + 600
Solve for t.
20,400 = 3400t
t = 6 minutes
Answer:
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Step-by-step explanation:
You want 125 pounds minus 4% of it, so you want 96% just multiply it
125 . 96% = 125 . 96/100 = 120
R = 3
6x3=18
18x3=54
54x3=162 ...