For this case, the first thing we must do is define variables.
We have then:
x: number of years
y: total salary
For company 1 we have:

For company 2 we have:

By the time both salaries are equal we have:

From here, we clear the value of x.
We have then:


Answer:
Brenda's salary would be the same with both companies in 8 years.
This is a proportion question. We can express this as an equation where the answer is
x:

=

From there, you can just cross-multiply and divide to get:

A tenth of 250 is 25, so this is roughly

or

, so it'll be approximately 1.7 inches on the map.
A graph that uses vertical or horizontal bars to display data is called a bar graph. It is really useful in showing comparisons between multiple data groups. Also, it can be used to track changes over time. Hope this helped!
Answer:
The similarity ratio is 4 4/1 or 4
Step-by-step explanation:
You find that one of them has side lengths of 1 and the other has side lengths of 4