Answer:
(1,-44), (2,-48),(3,-52).......
Step-by-step explanation:
4(1)+y=-40
4+y=-40
y=-40-4
y=-44
(1,-44)
.
.
.
Answer:
C.
Step-by-step explanation:
Hi there!
To answer this, we must set it up as

Now we just use the distributive property to solve.
this becomes 
I hope this helps!
Answer:
The length of the rectangle is 31.
Step-by-step explanation:
We have that the length (L) and width (W) are:


The perimeter of the rectangle is given by:



Now, we can calculate the length of the rectangle:
Therefore, the length of the rectangle is 31 units.
I hope it helps you!
Answer:
D
Step-by-step explanation:
Using the law of logarithms
•
x = n ⇔ x = 
given
x = 4 ⇒ x =
= 81 → D
Answer:
The solution is: (2, -1)
Step-by-step explanation:
First we rewrite the second system equation
→ 
Now we have the following system of equations:


To solve the system multiply the first equation by -3 and add it to the second equation


--------------------------------------


Now we substitute the value of y in the first equation and solve for x



The solution is: (2, -1)