C. $112.50
y=0.25x+50
x = 250 miles
0.25*250=62.50
62.50+50= $112.50
7.) (x, y) —> (1/2*x, 1/2*y)
<span>going downstream -
t = 14/(2 + v)
going upstream -
t = 7/(2 - v)
14/(2 + v) = 7/(2 - v)
(2 + v)/2 = 2 - v
v = 2/3km/h</span><span>
</span>
Answer:C: taking the square root of both sides of the equation
this answer was given to you by shanel :))))
<em><u>HAVE A GREAT DAY YOU LOOK GREAT TODAY ;)</u></em>
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