Answer:
-2+8n
Step-by-step explanation:
we can distribute the -2 inside the parentheses to find an equivalent expression.
-2(1-4n)
(-2)(1)+(-2)(-4n)
-2+8n
there's your answer!
Answer:
x=0
Step-by-step explanation:
Since no value can be given to fit the inequality, it would be zero
Answer:

Step-by-step explanation:

Remove parenthesis:

Separate the constants:

Simplify:


Answer:
Option C. 2
Step-by-step explanation:
Let
x ----> the number of days
y ----> the internet charges in dollars
we have

This is a proportional relationship between the variables x and y
The slope of the linear function is equal to the constant of proportionality k

The unit rate is the same that the slope
so
The unit rate is $2 per day
therefore
The unit rate in the equation is 2
Answer:
r=-1/5
Step-by-step explanation: