The first answer is B because the bottom half of the proportions are how many km/minutes he CAN run, while the top half of the proportion is how many he WILL run.
He will run 60km in 285 minutes.
Put -4 in place of x
-4 to the second power is 16 so it would be 16-(-12)= 28
Answer:
<h2>

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Step-by-step explanation:
u = kx + ух
First of all factorize x out at the right side of the equation
That's
u = x(k + y)
Divide both sides by ( k + y) to make x stand alone
That's
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We have the final answer as
<h3>

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Hope this helps you
Y/3.5= 25
(Hoped this help^)
The answer is 2 radical 3