Step-by-step explanation:
2.50x+3.00y=?
x=8 y=11
Step-by-step explanation:
this is correct answer
Answer: 42
Step-by-step explanation:
First turn 15% into a decimal.
You get .15
Then multiply .15 by 280
You get 42.
Answer:
about 0.0927 seconds
Step-by-step explanation:
Put the given information into the given formula and solve for the remaining variable. It is a linear equation, solved in the usual way.
ln(0.430/0.750) = -7.50t/1.25 . . . substitute the given information
-ln(43/75)/6 = t ≈ 0.092714 . . . . . divide by the coefficient of t
Rounded to 3 significant figures, the time is 0.0927 seconds.
Answer:
Step-by-step explanation:
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