J = 14
J = 1/2S + 4 1/2
14 = 1/2S + 9/2....multiply everything by 2 to get rid of fractions
28 = S + 9
28 - 9 = S
19 = S
check...
14 = 1/2S + 9/2......S = 19
14 = 1/2(19) + 9/2
14 = 9 1/2 + 9/2
14 = 19/2+ 9/2
14 = 28/2
14 = 14 (correct)
so the sister is 19 <===
3p < 12
p < 4
and
-3p < 12
p > -4
answer
-4< p < 4
It's C. third one
Answer: $12*0.05=$0.60. Then, add this amount to his current hourly rate. So he now makes $12.60.
<h3>Volume of the hemisphere:</h3>



<h3>Volume of the cone:</h3>



<h3>Total volume:</h3>


<u>Therefore</u><u>,</u><u> </u><u>the</u><u> </u><u>volume</u><u> </u><u>of</u><u> </u><u>the</u><u> </u><u>compound</u><u> </u><u>shape</u><u> </u><u>is</u><u> </u><u>150.80</u><u> </u><u>cubic</u><u> </u><u>centimeters</u><u>.</u>