Yes because you have the follow the order of operations.
For this case we have the following expression:

We apply distributive property:

We rewrite in equivalent form:


Answer:

Equation for Kelli's earning = 20x + 100
Equation for Karl's earning = 25x + 50
Now, 20x +100 = 25x +50
25x-20x = 100-50
5x = 50
x = 10
So, your answer is 10 hours.
Hope this helps!
145/500 can be simplified to 29/100, or 29%
Answer:
Answer in the picture: x = 1 | y = -5
Step-by-step explanation:
Not sure if that's the answer you're looking for but I think that's it