$2,620
$0,750
$0,630
$0,050
$0,090
+$0,425
=$4,665
just a plain vanilla substitution
Given the quadratic function, to get the roots we factorize:
3x²-4x-7=0
3x²+3x-7x-7=0
3x(x+1)-7(x+1)=0
(3x-7)(x+1)=0
thus the roots are
x=-1 or x=3/7
thus the sum of the roots will be:
-1+3/7
=-4/7
Answer:
$468
Step-by-step explanation:
6.5x72 passengers= $468
Step-by-step explanation:
<h3><em>
I hope the picture above </em>
<em>helps</em><em>.</em></h3>