Answer:
The coordinates of
are
and
.
Step-by-step explanation:
Let be
and
endpoints of segment AB and
a point located 7/10 the way from A to B. Vectorially, we get this formula:


By Linear Algebra we get the location of
:



If we know that
and
, then:




The coordinates of
are
and
.
<span>copper +copper = copper
0.14x+0.24(100-x) = 0.20*100 = 20</span>
Can you tell me by how many dollars has the price risen
Answer:19.2
Step-by-step explanation: