Answer:
.
.
Step-by-step explanation:
Let
,
, and
be scalars such that:
.
.
.
The question states that
. In other words:
.
.
.
Make use of the fact that
whereas
.
.
.
The question also states that the scalar multiple here is positive. Hence,
.
Therefore:
.
could also be expressed in terms of
and
:
.
.
Equate the two expressions and solve for
and
:
.
.
Hence:
.
.
Answer: He bought 7 bags
Step-by-step explanation: So if he bought 7 bags then the cost will be $35. And he used a $20 off coupon for his entire purchase, so $15.
Hope this helps and a brainliest would be appreciated
Answer:
-14-158b
Step-by-step explanation:
Answer:
1) 4
2) -11
3) 1
4) -2
Step-by-step explanation: