the median weekly earnings for american workers in 1990 was $412 and in 1999 it was $549. Calculate the average rate of change b
1 answer:
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Oh, I remember this one. Here's this if you need it, if it doesn't help then let me know.
Answer:
Step-by-step explanation:
If you want to solve this easily, you can just remove x and add 30x + 60x.
We know that 30 + 60 is 90. So we will add x to 90.
Now you have your answer!
Hope this helps!