Answer:

Step-by-step explanation:
we know that


therefore

Answer:
y=-2 is the correct answer...
The only way to determine whether or not an outcome is unusual or not is to compare it with previous or future outcomes.
To round 389,422 to the ten thousand, you need to go to the second number which is 8 and round it to the right. To the right of 8 is 9 so if a number is more than 5 you round 8 to 9. Then all the numbers after 8 turn into zeros
So... your answer is:
390,000
Hope I helped! ♥
Technically it's 2x subtracted by 1 and 8 more than that so:
(2x-1)+8