Answer:
Step-by-step explanation:

2 kilograms is the answer!!!
Hope I helped!!! :)
Answer:
c = 34
Step-by-step explanation:
x²+19x+c=0
(x + a) (x + b) = x² + (a + b) x + ab
a + b = 19
a - b = 15
a = 17
b = 2
c = ab = 34
Answer:
<h2>s = 66</h2>
Step-by-step explanation:
s + 24 = 90 <em>subtract 24 from both sides</em>
s + 24 - 24 = 90 - 24
s = 66
Answer:
$56
Step-by-step explanation: