First replace y with 15.
1/5x-10=30
Then just solve from there.
x=200
Answer: <em>36</em>
<em />
Step-by-step explanation:
<em>g^4+5h</em>
<em>2</em><em>^4+5(</em><em>4</em><em>)</em>
<em>16+20</em>
<em>36</em>
The javelin will hit the ground 14.66 or 15 seconds upon Maria's release from the said distance. The computation are as follows:
time = distance/speed (d/m)
time = 22 meters/second / 1.5 meters
time = 14.66 seconds or 15 seconds