Answer:

The solution of the system can be given as (5,-8).
Step-by-step explanation:
Given system of equations:


To solve the given system of equations:
Solution:
We will use substitution to solve the given system.
We will substitute the
values in terms of
from the equation
into the other equation to solve for 
Substituting
into
.
We have:

<em>Using distribution.</em>

<em>Combining like terms.</em>

Adding 6 both sides.


Dividing both sides by 3.

∴ 
<em>Plugging in
into
.</em>
We have,

∴ 
The solution of the system can be given as (5,-8).
70% I divided 28/40 and you get 70% after multiplying by 100
Answer:
The height of the triangular prism is 
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
The volume of the triangular prism is equal to

where
B is the area of the triangular base
h is the height of the prism
<em>Find the area of the base B</em>

we have


substitute and solve for x


Answer:
The last choice: 25. 12 / pi
Explanation:
The relationship b