Review the steps of the proof.
2 answers:
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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.